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1,049 resources with the concept inequalities

Videos (Over 2 Million Educational Videos Available)
Algebra 50 - Three Variable Systems in the Real World - Problem 2 Video
10:23
Algebra 50 - Three Variable Systems in the...
Biography of Mary Cassatt for Kids: Famous Artists for Children - FreeSchool Video
4:59
Biography of Mary Cassatt for Kids: Famous...
Language and Creativity Video
5:25
Language and Creativity
Other Resource Types ( 1,049 )
Lesson Planet

Algebra I Unit 2: Create and Solve Equations and Inequalties

For Teachers 9th - 10th Standards
The second unit's six lessons in the Algebra 1 series focus on teaching young mathematicians how to create and solve equations and inequalities. First, learners practice three different methods to determine what values make an algebraic...
Lesson Planet

Mathematics Assessment Project: Tests for College & Career Readiness - High School

For Teachers 9th - 12th
A collection of six tests are designed to assess the College and Career Readiness of high school algebra I, algebra II, geometry, and statics and probability learners. Each assessment includes the test form and scoring and comes in 40,...
9 Items in Collection
Lesson Planet

Grade 7, Claim 1: Concepts and Procedures Item Slide Shows

For Teachers 7th Standards
Prepare seventh graders for end-of-year assessments with a collection of nine resources packed with teacher and student-friendly slides featuring problems that address the A-I competencies. Questions are modeled after Smarter Balanced...
3 Items in Collection
Lesson Planet

Grade 6, Claim 2 & 4: Problem Solving & Communication Reasoning Supports

For Teachers 6th Standards
A three-resource collection of teacher and student-friendly slides provides sixth graders with models of items on the Smarter Balanced assessments. Claim 2 offers 13 questions that assess problem solving. Claim 3 problems illicit...
36 Items in Collection
Lesson Planet

EngageNY Grade 6 Math Module 4: Expressions and Equations

For Teachers 6th Standards
A 36-part unit boosts sixth-graders' math skills with a focus on expressions and equations. Scholars take part in 34 lessons that offer direct instruction, guided and independent practice, as well as collaborative learning opportunities....
EngageNY

EngageNY Grade 6 Math Module 3: Rational Numbers

For Teachers 6th Standards
Extend young mathematicians understanding of the number line with this 19-lesson unit on positive and negative integers. After learning to compare and order positive and negative rational numbers and exploring the concept of absolute...
17 Items in Collection
Lesson Planet

Solve Linear Equations and Inequalities in One Variable

For Teachers 9th - 12th Standards
The one thing you need to know in algebra is how to solve for an unknown variable. Start with the basics and practice solving linear equations and inequalities. Here are a variety of lessons and worksheets to hit your content. 
40 Items in Collection
Lesson Planet

Common Core Math: 6th Grade

For Teachers 6th Standards
Need some help aligning your 6th grade math curriculum to Common Core? Here is a collection complete with a resource for every standard in the curriculum. While many of these resources cover multiple math standards, the main one...
Lesson Planet

Student Workbook: Algebra and Functions

For Students 6th - 10th Standards
A smorgasbord of functions, this packet has the basics required for your learners to be successful in the land of early algebra. The packet includes solving equations, graphing, evaluating, simplifying and basically everything else in...
Lesson Planet

Student Workbook: Algebra I

For Students 8th - 11th Standards
Need a helping hand in Algebra I? How about a giant, super-sized learning exercise packet? Here is a resource that has worksheets for virtually every concept with some accompanying examples. 
Lesson Planet

Inequalities Assessment Review

For Students 10th - Higher Ed Standards
Enjoy this pre-made activity that practices polynomial and rational inequality problems. The problems are all multiple choice, and answers are written in interval notation. The best part? A separate page with all the problems worked out...
Lesson Planet

Assessment for the California Mathematics Standards Grade 7

For Students 6th - 8th Standards
In need of an all-inclusive seventh grade math resource? Packed full of the topics necessary for Pre-Algebra the packet includes practice problems with different difficulty levels. It works great for any supplemental use needed in the...
Lesson Planet

Math Stars: a Problem-Solving Newsletter Grade 7

For Students 6th - 9th Standards
Put on your thinking caps because middle school math has never been more interesting in this huge resource full of thought provoking questions. Written as a newsletter, the resource has 10 two-page newsletters with a variety of...
Lesson Planet

Saxon Math Course 2

For Teachers 6th - 8th Standards
Add some variety to your school or district's math curriculum with this comprehensive collection of materials. Offering over 900 pages of Saxon Math lessons, worksheets, and activities, this resource is a gold mine for any middle school...
Lesson Planet

How Rosa Parks Sparked Change

For Teachers 5th - 8th
Rosa Parks proves that one person, no matter their race, can make a difference.
13:13
Lesson Planet

Absolute Value Inequalities

For Students 7th - 11th
Combining the skills from the previous videos, particularly inequalities and absolute values, Sal works to solve several new sample problems. He encourages watching the video "over and over," which is a good piece of advice for...
Lesson Planet

Going Fishing

For Students 7th - 11th Standards
Using real-world problems helps learners gain insight into the importance of different types of equations. Here, they create a system of inequalities both graphically and algebraically to gain that insight. 
5:10
Lesson Planet

Equations And Inequalities

For Teachers 7th - 11th
A number of problems involving inequalities and defining the variables are a piece of cake to Sal, and they will be to your Algebra pupils as well after they watch this video. Sal's careful explanation and clear annotations are key to...
10:28
Lesson Planet

Inequalities Using Multiplication And Division

For Students 7th - 11th
Things get a little more complicated in this video, which features Sal solving several inequality problems involving multiplying and dividing by positive and negative numbers. Additionally, he shows a few more kinds of notation to...
3:56
Lesson Planet

SAT Prep: Test 4 Section 4 Part 2

For Students 9th - 12th
Problems 7-11, which involve both geometry and algebra problems, allow students to practice transitioning between skills. Sal takes time to explain the process of each problem so that students will understand the test strategies as well...
3:56
Lesson Planet

SAT Prep: Test 6 Section 9 Part 1

For Students 9th - 12th
Word problems on the SAT can be some of the trickier questions. In this practice session from page 743 in The Official SAT Study Guide, Sal demonstrates how to read word problems as algebraic expressions, writing the necessary equation...
7:48
Lesson Planet

Inequalities Using Addition And Subtraction

For Students 7th - 11th
Beginning a "handful of fairly simple inequality videos," Sal demonstrates a few inequality problems in which mathematicians need to add or subtract. Though he states that his goal is to familiarize viewers with the notation, his...
8:52
Lesson Planet

SAT Prep: Test 3 Section 8 Part 2

For Students 9th - 12th
Problems 7-9 involve exponents, inequalities, and geometric figures (diameter and radius), all of which Sal explores eagerly. After misreading one problem, he takes care to correct his mistake, showing students how important it is to...
8:51
Lesson Planet

SAT Prep: Test 6 Section 9 Part 2

For Students 9th - 12th
With pen in hand and diagrams at the ready, Sal demonstrates problem-solving and test-taking skills in this informative video. Problems 7-9 involve inequalities, linear equations, and measuring angles in a right triangle.
5:36
Lesson Planet

Graphical System of Inequalities

For Students 9th - 11th
If your class has a grasp on the concept of graphing systems of equations and has worked inequalities, then it's time to expose them to the wonders of graphing systems of inequalities. Using various colors and a graph, Sal explains what...
1 In 1 Collection
Lesson Planet

Grade 2 Supplement Set A2 – Number and Operations: Place Value

For Teachers 2nd Standards
If your learners are learning about place value and number value comparisons, this set of engaging activities and worksheets will make your job easy! Scholars use math manipulatives to estimate and then determine how many seeds a colony...
1 In 1 Collection
Lesson Planet

Grade 2 Supplement Set A7 – Numbers to 1,000 on a Line or Grid

For Teachers 2nd Standards
A series of engaging activities gives second-graders practice with three-digit numbers up to 1000. They examine three hundreds charts, one with numbers 101-200, another with 901-1000, and a third counting by 10 to 1000. Worksheets give...
Lesson Planet

Two-Digit Inequalities

For Students 1st - 2nd
Youthful mathematicians compare 15 pairs of 2-digit numbers (between 10 and 50) by writing the symbol for greater than, less than, or equal to in a box. Offer your students unit cubes and 10-rods to visualize and make concrete the...
Lesson Planet

Compare Numbers to 100 +-4 (Q)

For Students 1st - 2nd
Let's do some number comparisons! Learners study two numbers in the 75 sets of problems. They write a greater than, less than, or equal to sign to compare the numbers.
Lesson Planet

Lots of Lakes: Minnesota Quarter Reverse

For Teachers K - 1st
Students examine the Minnesota quarter reverse and discuss the state's slogan, "Land of 10,000 Lakes." They describe the terms greater than and less than and complete a worksheet about the concept. While inspecting the Minnesota quarter...
Lesson Planet

Applying Properties to Variables

For Teachers 8th
Eighth graders combine like terms in this properties of variables activity. Using named items (stars, moons and hearts), they combine like terms using variables. They use the distributive property to combine like terms. Finally, they...
5:14
Lesson Planet

Compound Inequalities 2

For Students 7th - 9th
Practice solving compound inequalities by isolating an unknown variable. This is the second video in a series of four focused on solving compound inequalities.
Lesson Planet

Great Graph!

For Teachers 2nd - 3rd
Here is a fantastic lesson counting coins, interpreting graphs, and the concept of "greater than" and "less than." Young mathematicians utilize worksheets embedded in the plan in order to practice these concepts. The worksheets are...
Lesson Planet

Expressions and Equations

For Students 6th Standards
New ReviewVariables may be unknown, but expressions and equations are easy to understand. Pupils learn how to write, evaluate, and simplify numeric and algebraic expressions. They also investigate how to write and solve simple equations and...
1 In 1 Collection
Lesson Planet

Unit 2 Review: Create and Solve Equations and Inequalities

For Students 9th - 10th Standards
New ReviewStart with the basics. Pupils work through a review of the unit on equations and inequalities. Learners begin with solving equations and inequalities with no context, move on to problems that involve a context, and finish with a...
1 In 1 Collection 15:54
Lesson Planet

Solve Inequalities

For Students 9th - 10th Standards
New ReviewOne solves inequalities just like equations ... well, almost. Pupils watch a video lecture on solving linear inequalities. They practice solving inequalities, check their answers with the video, and continue to practice the concept with...
Lesson Planet

Triangle Inequality Task

For Teachers 9th - 12th Standards
Not all triangles are created equal. A simple hands-on activity has learners investigate the side lengths of triangles. They use pipe cleaners to determine whether triangles of given side lengths can exist and then use the results to...
Lesson Planet

Dance and Text

For Teachers 5th - 7th Standards
Use texts and dances to teach inequalities and equations. A sixth-grade unit covers using variables in equations and inequalities to solve problems. Learners show what they know at the end of the unit using two performance tasks, one...
Lesson Planet

Equality Explorer

For Students 6th - 12th Standards
Find the right balance between concrete and abstract thinking. After using interactive balances to explore inverse operations, learners solve multi-step equations with variables on both sides. Of course, they can still use the...
Lesson Planet

Equality Explorer: Basics

For Students 6th - 12th Standards
Not all interactives are made equal. Scholars use an interactive balance to explore the concept of equality. They place different objects on balances to determine the number of each object needed to balance the scale.
Lesson Planet

Intermediate Algebra

For Students 9th - 12th Standards
Algebra concepts are all wrapped up in one nice bow. The resource combines all the concepts typically found in Algebra I and Algebra II courses in one eBook. The topics covered begin with solving linear equations and move to linear...
Lesson Planet

Rectangle Space

For Students 9th - 12th Standards
Take a coordinated look at rectangles. The task asks pupils to plot the length and width of created triangles in the coordinate plane. Using their plots, scholars respond to questions about rectangles and their associated points on the...
Lesson Planet

Modeling Constraints (Summer Money)

For Teachers 9th - 12th Standards
Creating a successful business has a lot to do with mathematics. Budding entrepreneurs use information about different constraints such as costs, area, and time that apply to a pet-sitting business to determine the best business model....
Lesson Planet

Smarter Balanced Sample Items: 6th Grade Math – Target F

For Teachers 6th Standards
Why does one person need 58 peaches; isn't that a bit excessive? This classic math dilemma offers pupils a chance to turn a word problem into an algebraic equation. Grade 6 Claim 1 Item Slide Shows includes this problem as part of a...
Lesson Planet

Smarter Balanced Sample Items: 7th Grade Math – Claim 2

For Teachers 7th Standards
To solve or not to solve that is the problem. A slide presentation of 17 items show different ways that Smarter Balanced assesses Claim 2, problem solving. The items span from sixth and seventh grade concepts to highlight the...
1 In 1 Collection
Lesson Planet

Smarter Balanced Sample Items: 6th Grade Math – Claim 4

For Students 6th Standards
Develop a model for prep. The resource provides examples of how items reflect modeling and data analysis for Smarter Balanced assessments. Items use on-grade or below-grade content to focus on the modeling aspect. The questions revolve...
Lesson Planet

Inequalities

For Students 7th - 9th Standards
Develop an understanding of things that are not equal. The video demonstrates three types of questions involving inequalities as a review for the General Certificate of Secondary Education math assessment. Pupils work through the...
1 In 1 Collection
Lesson Planet

Smarter Balanced Sample Items: 7th Grade Math – Target D

For Teachers 7th Standards
Put expressions, equations, and inequalities to work! Young scholars solve problems using various strategies. Meant as a snapshot of the Smarter Balanced Assessment, a set of seven questions includes topics from writing expressions to...
3:26
Lesson Planet

Math in Fencing: Division of Clock Time

For Students 6th - 8th Standards
Is there time? Fencers need to make mental calculations within a match. The Math at the Core MS: Ratios resource points out that fencers calculate the ratio of touches per time left to help develop strategies to win. The competitors also...
5:02
Lesson Planet

Inequalities and Regions

For Students 6th - 12th Standards
Learn to systematically find the solution. Scholars watch a short YouTube video that shows how to solve systems of inequalities. The method shown here is to graph each inequality and find the region that is a solution for all the...
3:51
Lesson Planet

Inequalities

For Students 6th - 12th Standards
Inequalities are more than just math symbols. Pupils learn about one-variable inequalities by watching a short YouTube video. After reviewing the meaning of inequality signs, the video explains how to interpret and write one-variable...
Lesson Planet

Capture the Points

For Teachers 8th - 10th Standards
Play a game of capture the points. Young scholars receive a number line with specific points graphed and must write an inequality that captures all the points. The second task of the algebra project is to write an inequality with...
4:32
Lesson Planet

Lower and Upper Bounds

For Students 5th - 8th Standards
Teach young mathematicians to keep an eye on boundaries! Young scholars use a video lesson to explore the possible values of numbers rounded to varying place values. The instructor provides an explanation to several contextual problems...
9:03
Lesson Planet

Solving Inequalities using Addition and Subtraction

For Students 6th - 9th Standards
You can't solve the inequalities of the world, but you can solve these problems. An insightful video shows pupils how to solve one-step inequalities involving addition or subtraction. It covers two mathematical examples and one...
Lesson Planet

The Island Green

For Students 9th - 12th Standards
The task will fit your needs to a tee. Given pictures and dimensions of a golf green, future golfers determine the distance it would take for a golf ball to land on the green. Of course, we want some mathematical connections, so they...
12:53
Lesson Planet

Solving Inequalities with Addition or Subtraction

For Students 6th - 9th Standards
Not all videos are made equal. Viewers of a short YouTube video see how to solve one-step inequalities. It also covers how to graph the solution set to an inequality before showing how to apply inequalities to a real-world situation.
10:00
Lesson Planet

Writing and Graphing Inequalities

For Students 6th - 9th Standards
Inequalities mean not equal—and are not difficult at all. An engrossing YouTube video teaches scholars how to write inequalities from verbal statements. It also explains how to determine if a value is a solution to an inequality and how...
Lesson Planet

Slow Church

For Teachers 6th - 8th Standards
The church that just can't stay put! A video presentation raises questions of just how far the church will move. Presented with the rate of movement and a range of time expected, scholars build an inequality to answer the question.
Lesson Planet

Woody's Raise

For Teachers 6th - 8th Standards
You want to be where everyone gets a raise. A short clip from the TV show Cheers provides the context for the task. After watching an interaction between a bartender and an owner regarding a raise, viewers write inequalities to represent...
Lesson Planet

Trashketball: Part 2

For Teachers 9th - 10th Standards
Explore linear inequalities in a contextual situation. Using data from the first lesson of the series, groups work to graph linear inequalities to predict future outcomes of shooting percentages. Their work focuses on defining regions...
5:25
Lesson Planet

Comparing Triangle Angles and Sides: Lesson

For Students 7th - 11th
Use the opposite to organize angles or sides. The video provides the relationship of angle measures based on the lengths of sides in a triangle and its converse. Using two triangles, the segment of a larger playlist on geometry shows the...
5:21
Lesson Planet

Triangle Inequality Theorem: Lesson

For Students 6th - 12th Standards
Can any three lengths make a triangle? One of the videos in a playlist on basic geometry introduces the Triangle Inequality Theorem. Using three given lengths, the presentation illustrates the restrictions on lengths of any side of a...
Lesson Planet

How Shady Are You?

For Teachers 9th Standards
Systematically find the solution to the inequalities. Using knowledge from graphing a linear inequality, pupils find solutions to systems of linear inequalities. The lesson reviews the rules of where to shade and whether the line is...
Lesson Planet

Feasible or Non-Feasible? - That is the Question (Graphing Systems of Linear Inequalities)

For Teachers 9th - 12th Standards
It's entirely feasible to use the resource effectively. Individuals graph systems of linear inequalities on a coordinate plane using software and identify feasible solutions. They work at different stations to solve real-world problems...
Lesson Planet

Writing Absolute Value Inequalities

For Students 9th - 12th Standards
Take one step at a time to assess the writing of absolute value inequalities. Presented with a verbal description of a one-step absolute value inequality, pupils write and solve the inequality. Learners develop a two-step absolute value...
Lesson Planet

Which Graph?

For Students 9th - 12th Standards
Where to shade or not shade, that is the question. Given a system of linear inequalities, pupils determine which graph is the correct graph of the system. The graphs vary on the area shaded and whether the boundary line is included or not.
Lesson Planet

The Third Side of a Triangle

For Students 9th - 12th Standards
How many different triangles can you create if you know two side lengths? Scholars consider this question as they determine the possible side lengths of the third side. They must justify their final answers.
Lesson Planet

The New School

For Students 9th - 12th Standards
Mathematics is a powerful tool when modeling constraints. A challenging task expects learners to write three inequalities based on a set of restrictions. The resulting constraints represent a system of linear inequalities.
Lesson Planet

Sugar and Protein

For Students 9th - 12th Standards
Give some food for thought! Scholars investigate constraints on the cost, the amount of sugar, and the amount of protein for some school lunches. A set of inequalities lets them express the constraints mathematically.
Lesson Planet

Inequalities that Describe Patterns: Freezing Cold Comparison

For Students 6th Standards
Don't freeze out the interactive on inequalities from your lesson plans. Young mathematicians use an interactive thermometer and number line to compare freezing temperatures. Inequalities help express these comparisons.
Lesson Planet

Checking Solutions to Inequalities: Apples and Bananas Shopping Excursion

For Students 7th - 9th Standards
Go bananas over a fun interactive! Learners drag a point on a virtual graph of an inequality to see if it is a solution. This helps determine the possible numbers of apples and bananas a shopper can buy with a given amount of money.
Lesson Planet

Checking Solutions to Inequalities: Ordering Roses

For Students 8th - 11th
It's important to have the correct number of flower arrangements at a wedding. Scholars match an inequality and a graph given a situation involving roses for wedding receptions. A set of challenge questions checks the matching pairs.
Lesson Planet

Music Club

For Students 9th - 12th Standards
How many months until Kerry's money runs out? Given a scenario about purchasing a subscription to a music club, learners develop an inequality to represent the situation. They use the inequality to calculate the number of months the...
Lesson Planet

Compound Inequalities: Babysitting

For Students 6th Standards
Keep this resource close by. Given conditions on how close by a child must be to a babysitter, scholars use an interactive to position a picture of the child in relation to the babysitter. Compound inequalities help represent the condition.
Lesson Planet

Inequality Expressions: Inequality Graph

For Students 6th - 8th Standards
Don't let inequalities be a drag. As young mathematicians drag the endpoint of the graph of an inequality in an interactive, the algebraic form of the inequality changes. This helps them see how the graph connects to the inequality.
Lesson Planet

Multi-Step Inequalities: Summer Camp

For Students 6th - 9th Standards
No chaperones are necessary to use this resource. Scholars solve a multi-step inequality problem on summer camp chaperones by using a pictorial representation. They write inequalities to represent various situations in this context.
Lesson Planet

Linear Inequalities in the Half-Plane

For Students 9th - 12th Standards
Pupils graph all the solutions of a linear inequality on the coordinate plane. They determine whether to graph a solid or dotted boundary line and which half-plane to shade to show the solutions.
Lesson Planet

Linear Inequalities in Two Variables

For Students 8th - 10th Standards
Take the tediousness out of finding solutions of inequalities by graphing. Individuals use an interactive that allows them to adjust a system of inequalities on a coordinate plane. Using the interactive helps find solutions to systems of...
Lesson Planet

Algebra II: Extended Performance Task Designing the Perfect Package

For Teachers 9th - 12th Standards
Here's a package deal for a task creating equations for packages. An extended problem has learners creating a cubic function to represent the volume of a box. They consider constraints and interpret key features of their functions.
Lesson Planet

Algebra I: Critique Reasoning and Solve Problems Using Inequalities

For Teachers 9th - 12th Standards
Don't throw this resource into the gutter. Individuals analyze given steps for solving an inequality in a bowling context. They provide justifications for correct steps and explanations for incorrect steps, and then find the correct...
Lesson Planet

An Isosceles Trapezoid Problem

For Students 9th - 12th Standards
Prove the diagonals are shorter than the perimeter. Given an isosceles trapezoid, pupils develop a proof relating the length of the diagonals to the perimeter. Individuals sketch a graph of the trapezoid to assist with their explanations.
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Constraints on Equations

For Students 9th - 12th Standards
Constraints on real life are everywhere—grades due no later than Friday, at least an 85% passing rate ... and on and on. But, how do we examine constraints using actual math (rather than stress level)? Based on souvenir football sales...
Lesson Planet

Give or Take a Few

For Teachers 6th Standards
Young mathematicians extend their knowledge of rational numbers on a number line to graph inequalities by first using number cards to compare rational numbers. They finish by using similar reasoning to graph inequalities on a number line.
Lesson Planet

Inequalities

For Teachers 7th
Not all resources are created equal — and your class benefits! Scholars learn how to solve one-step inequalities using inverse operations. They complete an activity matching inequalities to their solutions.
1 In 1 Collection
EngageNY

End-of-Module Assessment Task: Grade 6 Math Module 4

For Students 6th Standards
Finish out the module with a bang. The last installment of a 36-part module is an end-of-module assessment task. Test takers set up equations to represent relationships and solve problems in an assortment of contexts.
2 In 2 Collections
EngageNY

Writing and Graphing Inequalities in Real-World Problems

For Teachers 6th Standards
Inequalities: when one solution just doesn't suffice. Individuals learn to write inequalities in real-world contexts and graph solution sets on the number line. All inequalities in the instructional activity are of the form x < c or x...
1 In 1 Collection
EngageNY

From Equations to Inequalities

For Teachers 6th Standards
Sometimes, equality just doesn't happen. Scholars apply their knowledge of solving equations to identify values that satisfy inequalities in the 34th installment of a 36-part module. They test given sets of numbers to find those that are...
1 In 1 Collection
EngageNY

True and False Number Sentences

For Teachers 6th Standards
True or false? Scholars determine the truth value of equations and inequalities through substitution. All values to use for substitution are given with each equation or inequality. This is the 24th lesson in a module of 36.
1 In 1 Collection
EngageNY

True and False Number Sentences II

For Teachers 6th Standards
Substitution is still the method of choice to verify number sentences. The detailed activity has young mathematicians determining conditions for when number sentences are true or false through substitution. They learn to express these...
Lesson Planet

Equations and Inequalities

For Teachers 9th - 10th Standards
Help learners get their facts in line to build and solve complicated linear equations and inequalities. Pupils build upon their knowledge of solving basic equations and inequalities to solve more complex ones. Individuals work with...
1 In 1 Collection
EngageNY

End-of-Module Assessment Task: Grade 6 Math Module 3

For Students 6th Standards
The last installment of a 21-part module is an end-of-module assessment. Individuals show their understanding of positive and negative numbers on the number line, absolute value, and the coordinate plane in a variety of contexts.
1 In 1 Collection
EngageNY

Mid-Module Assessment Task: Grade 6 Math Module 3

For Students 6th Standards
Ensure your class has a solid understanding of positive and negative integers before moving on. The 14th installment of a 21-part series is a mid-module assessment. Scholars solve problems on positive and negative integers, on ordering...
1 In 1 Collection
EngageNY

Inequalities

For Students 7th Standards
The 13th lesson plan in the 28-part module asks scholars to write linear inequalities from a problem situation. Individuals then solve and interpret their results in the context of the problem. 
1 In 1 Collection
EngageNY

Properties of Inequalities

For Students 7th Standards
Class members explore the meaning of inequality by comparing numbers and building number sentences. Using number cubes, pupils find numbers and compare them using inequality symbols. As the activity continues, operations are added to...
1 In 1 Collection
EngageNY

Solving Inequalities

For Students 7th Standards
Investigate complex problem situations by applying inequalities. Building from concepts explored in the previous lesson, learners read word problems and develop inequalities to represent the situation. They then solve the inequalities...
Lesson Planet

Solving and Graphing Inequalities

For Students 8th Standards
You can't go wrong with a lesson that involves candy! Learners solve and graph one-variable inequalities and use candy to graph the solution. Individuals associate open circle graphs with life savers and closed circle graphs with round...
Lesson Planet

Inequalities

For Teachers 8th - 10th Standards
Compare graphing an inequality in one variable on a number line to graphing an inequality in two variables on a coordinate plane. Young mathematicians work on a puzzle matching inequalities and their solutions. They then complete a...
Lesson Planet

Graphing Systems of Inequalities

For Teachers 8th - 10th Standards
Apply systems of inequalities to a real-world problem. Here, scholars learn to graph solutions to systems of linear inequalities. To finish the lesson plan, they solve a problem involving burgers and cheeseburgers using a system of...
Lesson Planet

Inequalities Regions

For Students 9th - 11th
Discover how to solve systems of inequalities by graphing. An informative video shows pupils how to determine the solution set after graphing each inequality of a system. To finish, a worksheet gives them a chance to practice this skill.
Lesson Planet

Two Solutions

For Students 9th - 12th Standards
An assessment presents a variety of equations and inequalities. Pupils must find two solutions for each equation or inequality and determine whether there are only two, another finite number, or an infinite number of solutions for the...
Lesson Planet

Representing Inequalities Graphically

For Teachers 9th - 12th Standards
A new, improved version of the game Battleship? Learners graph linear inequalities on the coordinate plane, then participate in a game where they have to guess coordinate points based on the solution to a system of linear inequalities in...
1 In 1 Collection
Lesson Planet

College and Career Readiness Mathematics Test C1

For Students 9th - 12th
Challenge high schoolers with a thorough math resource. The 20-page test incorporates questions from upper-level high school math in applied and higher order questions.
Lesson Planet

Reasoning with Equations and Inequalities

For Students 8th - 10th Standards
Provide class members with an opportunity to practice reasoning. A resource contains six skill-based items aligned to the Common Core. The items require pupils to reason abstractly and attend to precision.
1 In 1 Collection 6:15
Lesson Planet

Solving Inequalities

For Teachers 9th - 12th Standards
Explain how to solve single variable inequalities with an instructive video. It includes equations with coefficients represented by variables. The video specifically aligns with Common Core, making it an ideal resource to ensure...
6:20
Lesson Planet

Linear Inequalities - Concept

For Students 8th - 10th Standards
Not all inequalities are equal. A video provides an introduction to the notation for inequalities. It provides tips on connecting the notation to the way the inequality is graphed, either on a number line or the coordinate plane.
2:43
Lesson Planet

Solving and Graphing Compound Inequalities - Concept

For Students 8th - 10th Standards
Introduce compound inequalities and the way mathematicians write them with a concept video. The problem explanations detail how to write, solve, and graph compound inequalities in one variable.
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Translating Verbal Expressions

For Students 5th - 8th Standards
Help scholars translate verbal expressions into numerical expressions. The two-page document is comprised of descriptions and examples that showcase terms and phrases related to addition, subtraction, multiplication, division, powers,...
1 In 1 Collection
Lesson Planet

Unit 8 Math Vocabulary Cards (Grade 6)

For Students 6th Standards
Additive inverse, expression, and irrational numbers are a few terms you'll find when you use a set of 22 flashcards designed to reinforce math vocabulary. The set includes two types of cards; a bold-faced word card, and a corresponding...
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Test My Points

For Students 8th - 11th Standards
Learners practice using their skills with systems of inequalities by checking valid points. Each question has a different system and five answer choices that problem solvers must check algebraically to prove that it works in the system. 
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Inequalities

For Students 7th - 9th Standards
Which number is bigger? Using a variety of activity sheets, this unit starts with the basics of inequalities and progresses through solving compound linear inequalities. Problems cover the range of inequalities including inequality word...
Lesson Planet

Saxon Math: Algebra 2 (Section 9)

For Teachers 9th - 12th Standards
Section 9 of the 12 linked Saxon Math sections introduces the young algebrist to graphing periodic functions, creating graphs from quadratic roots, working with inequalities, and rational equations. Common among all the lessons is the...
1 In 1 Collection 7:08
Lesson Planet

Translate Word Phrases and Sentences into Inequalities and Vice Versa

For Teachers 8th - 11th Standards
Many times, learners get frustrated because they feel like they have the tools to solve an algebra problem, but not the ability to turn the English into math. This presentation focuses solely on that skill, starting with basic algebraic...
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Module 2: Systems of Equations and Inequalities

For Teachers 8th - 10th Standards
The brother-sister pair Carlos and Clarita need your class's help in developing their new pet sitting business. Through a variety of scenarios and concerns presented to the siblings, the learners thoroughly explore systems of equations...
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7th Grade Math "I Can" Statement Posters

For Teachers 7th Standards
Translate the Common Core math standards into a series of achievable "I can" statements with this collection of classroom displays. Offering posters for each standard, this resource is a great way to support your seventh graders as they...
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7th Grade Math Common Core Checklist

For Teachers 7th Standards
With so many math standards to fit into a school year, it can be difficult keeping track of what you have and have not covered. This collection of Common Core checklists allows you to maintain a running record of when each standard was...
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Centerpiece

For Teachers 9th - 10th Standards
Learners hear wedding bells in this problem set, as they help a fictional bride plan the centerpieces for her wedding reception. Algebra is married to geometry as volume, aesthetics, and budgeting all come into play. Learners are asked...
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Inequality Word Problems

For Students 7th - 9th Standards
This inequality word problems activity is ideal to assess your learners' understanding of inequality and linear concepts around solving and writing equations and inequalities. Equations, graphs and real-life scenarios are used to assure...
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Inequality Word Problems

For Students 6th - 9th Standards
Three quick, real-life, inequality word problems greet your learners with a quick activity of writing and solving inequalities. This is a wonderfully simple inequality word problem activity.
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Practice: Word Problems

For Students 5th - 7th Standards
Congratulations, you've just hit the word problem jackpot! Covering an incredible range of topics from integers and fractions, to percents, geometry, and much more, this collection of worksheets will keep young mathematicians busy...
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One Step Inequalities

For Students 6th - 8th
Looking for a simple inequalities worksheet? You found it! Learners solve 18 inequalities for x, working with positive and negative integers as well as fractions.
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One-Step Inequalities

For Students 6th - 8th
Here's a simple worksheet on solving and graphing inequalities for your algebra class. Learners solve 24 questions, graphing each on a number line. Numbers include fractions, integers, and negative numbers. 
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Systems of Equations and Inequalities

For Teachers 9th - 12th Standards
High school classes can use manipulatives too! Offer hands-on, interactive lessons that venture away from the typical day in your algebra class. Young mathematicians will be involved in collaborative learning, visual representations, and...
1 In 1 Collection
Lesson Planet

Oh No, Mosquito!

For Students 3rd - 5th Standards
How can you tell if some numbers are greater than others? Fill in the greater than or less than symbols based on the pictures of mosquitoes at the bottom of the page. 
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Application Task 6.EE.8

For Students 5th - 7th Standards
Don't break the trampoline! Provided with conditions regarding the use of a trampoline and the weight of the three people already on it, young mathematicians must create and graph an inequality representing the possible weight of the...
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Exit Ticket 6.EE.8

For Students 5th - 6th Standards
Challenge young mathematicians' understanding of inequalities with a simple multiple choice exit ticket. Given that x is greater than or equal to eight, students must select real-world contexts and a number line that are rpresented...
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Writing Task 6.EE.8

For Students 5th - 6th Standards
The miserably hot Maryland summers serve as a context for learning about inequalities in a short math exercise. Given a simple inequality, young mathematicians are asked to graph it on a number line and provide a brief written...
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Writing Task 6.EE.5

For Students 5th - 6th Standards
Challenge young mathematicians to explain their understanding of inequalities with this short writing exercise. Given a simple inequality, students must use specific examples to illustrate why the variable can equal more than one value.
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Ordering Numbers

For Teachers K - 2nd Standards
Deepen the number sense of young mathematicians with this unique ordering exercise. Given a list of the numbers 1, 5, 10, 50, and 100, young learners must determine where the numbers from a second list fit in the sequence. To increase...
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Comparing Numbers

For Teachers K - 2nd Standards
Young mathematicians spin their way to a deeper number sense with this fun, collaborative activity. Using two spinners, one with the numbers 0-9 and the other with the decades 00-90, pairs of students take turns building and comparing...
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The Negro Leagues: The People, Places and Experiences of Black Baseball

For Teachers 4th - 6th Standards
Get out of the classroom and go for a walk, all while teaching young scholars about the Negro baseball leagues of the early and mid-1900s. Based on a Walking Classroom podcast, this lesson explores the widespread impact of segregation on...
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Study Jams! Compare Fractions & Mixed Numbers

For Students 3rd - 6th Standards
Follow along with RJ from the Study Jams! crew as he walks step-by-step through the process for comparing fractions with unlike denominators. Starting with finding the least common denominator, the presentation goes on to demonstrate how...
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Which Number is Greater? Which Number is Less? How do you Know?

For Teachers K Standards
When comparing groups of objects, it's easy for children to identify which has more, but it's not so easy for them to explain their reasoning. This simple whole-group activity provides multiple opportunities for learners to compare...
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Study Jams! Order Whole Numbers

For Students 1st - 5th Standards
Mia's been practicing for the hundred yard dash and wants to know if she's improving. Help order her race times from greatest to least while learning how to compare numbers using place value. A variety of additional examples are included...
1:52
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The Number Line

For Teachers 2nd - 5th
Learn about the number line! The number line is defined, described and shown in this short video. The instructor tells learners how to use a number line with whole and real numbers as well as how it can be used to determine greater than...
7:07
Lesson Planet

Navigating Our Global Future

For Students 9th - Higher Ed Standards
As we make great strides in technology in an increasingly globalized world, are we actually headed toward a century of eco-disaster and collapse? Listen as Ian Goldin, director of 21st Century School at Oxford, discusses the two...
2:48
Lesson Planet

How Do You Solve a Word Problem Using an Inequality Where You're Multiplying Positive Fractions?

For Teachers 6th - 9th
Ingrid got some good advice from her father about building a bridge out of pasta. Now she has to do some calculations to build a strong pasta bridge. Figure out how tall she can build her bridge based on a given length. Two given values...
2:43
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How Do You Solve a Word Problem Using an Inequality Where You're Multiplying Negative Fractions?

For Teachers 6th - 9th
It just doesn't seem right to lose points when answer a question incorrectly. Well, that's what this word problem is all about. So calculate how many incorrect answers the team gave. Don't forget to flip the inequality when dealing with...
3:25
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How Do You Solve a Decimal Inequality Using Addition?

For Teachers 8th - 9th
In order to solve this inequality use the addition property of inequality to isolate the variable. Don't forget that these are decimal numbers. So be sure to line up the decimals according to the rules of adding decimals.
1:18
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What's a Half-Plane?

For Teachers 9th - 11th
When you graph an inequality on the coordinate plane you will get two half-planes. The line itself is called the boundary line. One of the halves is called the closed half-plane and the other half is called the open half-plane. How do...
2:53
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How Do You Graph a Great Than Inequality on the Coordinate Plane?

For Teachers 8th - 11th
Do you know how to graph a linear equation? If you do then graphing an inequality will not be a problem for you. There are a couple of differences: is the line solid or dashed, and which half plane do you have to shade. Watch this video...
2:33
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How Do You Figure Out Whether a Boundary is a Part of the Graph of an Inequality?

For Teachers 8th - 10th
Is the boundary line part of the graph of an inequality? Here's a hint: the sign of the inequality holds the answer! Are the brain cells firing up trying to figure out what that means? Watch this video as the instructor graphs the...
1:08
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What's a Boundary?

For Teachers 7th - 10th
Are you graphing an inequality? What's that dashed line called? It's called a boundary line and it is the line that separates the coordinate plane into two separate half planes.
3:10
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How Do You Use Multiplication With Positive Numbers to Solve an Inequality Problem?

For Teachers 6th - 9th
Broken lights at the skating rink? Are there enough not broken to be able to see well enough to skate? Set up this real-world word problem and find the total number of lights in the skating rink. Two given values and one variable. Solve...
2:35
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How Do You Use Multiplication with Negative Numbers to Solve an Inequality Word Problem?

For Teachers 6th - 9th
Solve this real world word problem in just one written step. The original inequality is a division problem, so to solve it, use the multiplication property of inequality. Was the problem solved by multiplying a negative number? Yes! So...
2:02
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How Do You Solve an Inequality by Multiplying by a Positive Number?

For Teachers 6th - 9th
Instruct your pupils on solving inequalities by multiplying by positive numbers with this video. The video presents how to do just this in step-by-step fashion. A straightforward video, this could be used to supplement your lesson during...
2:25
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How Do You Use Division With Negative Numbers to Solve an Inequality Word Problem?

For Teachers 6th - 9th
A word problem that needs to be written as an inequality to solve. This expression seems pretty straightforward and only takes one step to solve. But wait, the division property was used with a negative number so the inequality sign has...
1:58
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How Do You Solve an Inequality by Dividing by a Positive Number?

For Teachers 6th - 9th
Is your class working on inequalities? If so, you might be interested in this video. This well-made video shows how to solve an inequality by dividing by a positive number. An instructor details each step, writing out her work as she...
2:10
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How Do You Use Subtraction to Solve an Inequality Word Problem?

For Teachers 7th - 10th
Don't be afraid of this word problem because it has an inequality. There is only one variable and this inequality can be solved in one step. It's pretty straightforward.
2:20
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How Do You Use Addition to Solve an Inequality Word Problem?

For Teachers 8th - 10th
Word problems. Inequalities. Money. What? Does Marissa have enough money left in her bank account to go to the movies? One variable, two given amounts. Set up this inequality to determine how much Marissa needs to have in her bank...
1:15
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What's the Addition Property of Inequality?

For Teachers 6th - 9th
The addition property of inequality is just like the addition property of equality. They each state that whatever is added to one side of the equation or inequality must be added to the other side. Watch this video and see how the...
3:01
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How Do You Solve a Word Problem Using an Inequality With Variables on Both Sides?

For Teachers 6th - 9th
Don't skip this word problem! Take one piece at a time in writing out this inequality. Once you have an expression that represents the words in this inequality, the rest will seem easy. So watch this video to get a better understanding...
2:21
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How Do You Solve an Inequality With Variables on Both Sides?

For Teachers 6th - 9th
A direct instructional video of how to solve an inequality when you have the same variable on both sides of the inequality sign, this resource could be used in class or at home.
3:04
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How Do You Solve a Multi-Step Inequality Using Reverse Order of Operations?

For Teachers 6th - 9th
Investigate inequalities with this instructional video. A lecturer presents an inequality that will take multiple steps to complete and works through the problem step-by-step, numbering and labeling each action she takes. This video is...
2:21
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How Do You Solve and Graph a Two-Step Inequality?

For Teachers 6th - 9th
Approach inequalities in a new way with this video! This video gives step-by-step instruction on how to solve a two step inequality and then graph the answer. Learners could use this video as a reference as they do homework, or you might...
4:30
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What are Positive and Negative Numbers?

For Teachers 5th - 8th
Is zero positive or is it negative? Are all positive numbers to the right of zero on the number line? Are all negative numbers to the left of zero on the number line? Are all positive numbers greater than zero? Are all negative numbers...
5:30
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How Do You Compare Two Whole Numbers?

For Teachers 1st - 4th
Two very similar numbers and you have to figure out which one is larger. The teacher diagrams a place value chart and shows you how to write the two numbers to make a comparison.
3:03
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How Do You Solve a Decimal Inequality Using Subtraction?

For Teachers 6th - 8th
Isolate the variable to solve any equation. This equation happens to be an inequality but is solved no different than if it were just an equation. Use the subtraction property of inequality to solve this given problem. The numbers are...
5:53
Lesson Planet

How Do You Solve a System of Inequalities by Graphing?

For Teachers 8th - 10th
You've got a linear system of inequalities? You need to solve it by graphing? No sweat. Make sure that each equation is in slope-intercept form and then graph each equation. Is it a solid line or a dashed line? Which side of the line...
1 In 1 Collection 1:06
Lesson Planet

What's a System of Linear Inequalities?

For Teachers 8th - 11th
In a system of linear equations, the solution must satisfy each of the equations to be true. Thus, in a system of linear inequalities, the solution must satisfy each of the inequalities to be true. This is a short video that defines what...
3:27
Lesson Planet

How Do You Write an Absolute Value Inequality from a Word Problem?

For Teachers 7th - 10th
Use this word problem to practice turning words into math. You'll follow the step-by-step process to determine what is being asked and what you'll need to do to solve the problem. A great tutorial for learners needing a little extra help...
2:46
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How Do You Solve an OR Compound Inequality and Graph It On a Number Line?

For Teachers 7th - 9th
Go over how to solve a compound inequality and graph it with this video. The video is clear and concise. A lecturer solves a compound inequality and graphs it on the spot, explaining each operation in detail. Great for in-class or...
0:02
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How Do You Solve an Inequality Where You're Multiplying Positive Fractions?

For Teachers 6th - 9th
Provide this video as additional instruction on how to solve inequalities when you need to multiply positive fractions. The focus of this video is on how to use the multiplication property of inequalities correctly. The lecturer explains...
2:13
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How Do You Solve an Inequality Where You're Multiplying Negative Fractions?

For Teachers 6th - 9th
Examine the multiplication property of inequality with this video. An instructor goes through a problem, detailing how to solve an inequality when you need to multiply negative fractions. She defines reciprocal and puts the final...
2:30
Lesson Planet

What's the Multiplication Property of Inequality?

For Teachers 6th - 9th
Applying the multiplication property of inequality is just like working with linear equations. What is done on one side of the equation needs to be done on the other side of the equation. So this rule can be applied to inequalities. In...
2:28
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What's the Division Property of Inequality?

For Teachers 6th - 9th
This video shows a quick definition and some examples of how to apply the division property of inequality. It's just like working with linear equations in that what you do on one side of the equation needs to be done on the other side of...
3:56
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What Does It Mean When an Inequality is a Contradiction or Has No Solution?

For Teachers 8th - 11th
If you plug in a value for a variable in an inequality and you get a contradiction then the inequality has no solution. Is that really possible? Yes, it is. Watch this video and see the several examples that the instructor will present...
3:11
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How Do You Solve a Word Problem Using a Multi-Step Inequality?

For Teachers 6th - 9th
This real-world word problem seems pretty complicated, but it's really not. It only takes four steps once you have an original expression to solve this problem. There are some negative numbers involved in this inequality. So don't forget...
7:07
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How Do You Solve a Word Problem Using an Absolute Value Inequality?

For Teachers 8th - 11th
After reading this inequality word problem, young learners might just skip over it and not even make the attempt to solve it. It seems rather complicated. So watch this video as the teacher explains all that needs to be done to solve...
1:51
Lesson Planet

What's an Inequality?

For Teachers 6th - 8th
Definition: An inequality occurs when we have two values that are not equal to each other, but still have a relationship. What does that mean? Well, usually that means one value is greater or is less than another value. Oh, and don't...
5:22
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How Do You Figure Out Which of Two Fractions is Bigger?

For Teachers 2nd - 5th
Trying to decide which method to use to compare the value of two fractions? You could find a common denominator, you could turn them into decimals, or you could cross multiply. Let's cross multiply because we like to multiply more than...
2:59
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Determining Whether a Group of Sides Can Form a Triangle

For Teachers 5th - 8th
How do you know if three given lengths of lines can form a triangle? This lesson will give you two rules to help you determine if you can make a triangle.
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Sports Equipment Set

For Teachers 6th - 8th Standards
Many students like to play sports and the equipment that goes with it costs money. The resource sets up an inequality that gives a total amount needed to purchase the equipment and the initial amount of money already obtained. In order...
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Integers on the Number Line 2

For Teachers 5th - 7th Standards
Four inequality statements are given for the same two negative numbers. The resource is a good practice for pupils to interpret statements of inequalities relative to the position on the number line. The objective is for pupils to learn...
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More and Less Handfuls

For Teachers K Standards
Working as a pair, two kindergartners will sit at a table and will pick two handfuls of counters. They will combine their individual handfuls into one, and count their own selection. They will then draw and record their count on a record...
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Inequality Exploration

For Teachers 5th - 7th Standards
Even at this age, negative numbers can be a bit confusing. Preteens envision unequal numbers on a number line and relate their relative positions, an exercise that is particularly helpful with those negative numbers. Word cards and quiz...
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7.EE.4.b Inequalities

For Teachers 6th - 8th Standards
The outline to a lesson on setting up and solving inequalities is provided for you in this document. Step-by-step instructions that include real-world examples will lead your class to mastering this discrete skill. Consider creating a...
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Evaluating Solutions of One Step Equations and Inequalities

For Teachers 5th - 7th Standards
Review the differences among equations, expressions, and inequalities. Demonstrate with a scale how an equation balances out on both sides, and how an inequality has a set of solutions. Present a few real-world problems for your...
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Interval Notation and Linear Inequalities

For Students 6th - 12th
In this interval notation and linear inequalities learning exercise, students use number lines and solve equations. Students complete 64 problems total.
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Comparing Fractions

For Teachers 4th - 5th
Young mathematicians compare two fractions with like denominators and then move to the next level to compare fractions with unlike denominators. They will first try to use mental math to make educated guesses. There are a few guidelines...
5:42
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How Do You Solve a Decimal Inequality Using Division?

For Teachers 6th - 12th
Divide decimals to solve this inequality! Learners can watch the instructor in this thorough video as she works through an inequality that contains decimals. This resource is appropriate for teaching, reinforcing, or reviewing the concept.
6:15
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How Do You Solve a Decimal Inequality Using Division with Negative Numbers?

For Teachers 6th - 12th
If your class is studying inequalities, consider this video. The focus is on solving a decimal inequality that has negative numbers in it. A lecturer works through an example problem, commenting on the steps and properties necessary to...
3:21
Lesson Planet

How Do You Solve an OR Compound Inequality and Graph It On a Number Line?

For Teachers 6th - 12th
Go over how to solve a compound inequality and graph it with this video. The video is clear and concise. A lecturer solves a compound inequality and graphs it on the spot, explaining each operation in detail. Great for in-class or...
2:56
Lesson Planet

How Do You Solve and Graph a Two-Step Inequality?

For Teachers 6th - 12th
Approach inequalities in a new way with this video! This video gives step-by-step instruction on how to solve a 2-step inequality and then graph the answer. Learners could use this video as a reference as they do homework, or you might...
2:57
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How Do You Solve an Inequality With Variables on Both Sides?

For Teachers 6th - 12th
A direct instructional video of how to solve an inequality when you have the same variable on both sides of the inequality sign, this resource could be used in class or at home.
2:33
Lesson Planet

How Do You Solve an Inequality Where You're Multiplying Positive Fractions?

For Teachers 6th - 12th
Provide this video as additional instruction on how to solve inequalities when you need to multiply positive fractions. The focus of this video is on how to use the multiplication property of inequalities correctly. The lecturer explains...
2:49
Lesson Planet

How Do You Solve an Inequality Where You're Multiplying Negative Fractions?

For Teachers 6th - 12th
Examine the multiplication property of inequality with this video. An instructor goes through a problem, detailing how to solve an inequality when you need to multiply negative fractions. She defines reciprocal and puts the final...
2:44
Lesson Planet

How Do You Solve an Inequality by Multiplying by a Positive Number?

For Teachers 6th - 12th
Instruct your pupils on solving inequalities by multiplying by positive numbers with this video. The video presents how to do just this in step-by-step fashion. A straightforward video, this could be used to supplement your lesson during...
2:43
Lesson Planet

How Do You Solve an Inequality by Multiplying by a Negative Number?

For Teachers 6th - 12th
Help your learners grasp inequalities with this video. A lecturer leads viewers through solving an inequality by multiplying by a negative number, citing the multiplication property of inequality and finishing with set notation. This is...
2:34
Lesson Planet

How Do You Solve an Inequality by Dividing by a Positive Number?

For Teachers 6th - 12th
Is your class working on inequalities? If so, you might be interested in this video. This well-made video shows how to solve an inequality by dividing by a positive number. An instructor details each step, writing out her work as she...
4:08
Lesson Planet

How Do You Solve an Inequality by Dividing by a Negative Number?

For Teachers 6th - 12th
With an enthusiastic instructor who writes clear steps on a whiteboard, this video demonstrates how to solve an inequality by dividing by a negative number. What makes this video stronger is the second part of the video, in which the...
3:37
Lesson Planet

How Do You Solve a Multi-Step Inequality?

For Teachers 6th - 12th
Investigate inequalities with this instructional video. A lecturer presents an inequality that will take multiple steps to complete and works through the problem step-by-step, numbering and labeling each action she takes. This video is...
6:29
Lesson Planet

How Do You Solve a System of Inequalities by Graphing?

For Teachers 6th - 12th
You've got a linear system of inequalities? You need to solve it by graphing? No sweat. Make sure that each equation is in slope-intercept form and then graph each equation. Is it a solid line or a dashed line? Which side of the line...
2:50
Lesson Planet

How Do You Figure Out if a Square Root is Bigger than Another Number?

For Teachers 6th - 12th
You have been given a square root and need to compare that to a decimal number to find out which one is bigger. How can you make that comparison? One way to do this is to find the square root of the square root number and then compare it...
1:45
Lesson Planet

What's a Boundary?

For Teachers 6th - 12th
Are you graphing an inequality? What's that dashed line called? It's called a boundary line and it is the line that separates the coordinate plane into two separate half planes.
2:42
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How Do You Graph the Union of Two Inequalities?

For Teachers 6th - 12th
Two given inequalities and you need to find the union. What is the union? Well, it just means that you need to show the graphs of the given inequalities on the same number line. Keep in mind, less than, greater than, and equal to, and...
6:06
Lesson Planet

How Do You Compare Two Whole Numbers?

For Teachers 6th - 12th
Two very similar numbers and you have to figure out which one is larger. The teacher diagrams a place value chart and shows you how to write the two numbers to make a comparison.
5:59
Lesson Planet

How Do You Solve and Graph Inequalities from a Word Problem?

For Teachers 6th - 12th
Are you befuddled after reading this word problem? Not only is it a word problem but there are two variables, and not only does it have two variables, but it is an inequality. Don't pull your hair out! Take a deep breath and watch this...
3:36
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How Do You Solve a Word Problem By Writing an Inequality?

For Teachers 6th - 12th
An inequality in a word problem? And there's a fraction too?! As if word problems weren't hard enough! You can do this, just follow along as the instructor explains each step in solving this word problem.
2:36
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How Do You Find a Solution Set When You Have A Replacement Set?

For Teachers 6th - 12th
Given a replacement set of values, plug them in to find a solution set to this inequality expression.
2:30
Lesson Planet

How Do You Solve an Inequality Using Subtraction?

For Teachers 6th - 12th
Use the subtraction property of inequality to solve this problem. It's just a one step solution and then the instructor shows how to write the answer in set builder notation.