Lesson Plan
1
1
Curated OER

How Much Folate?

For Teachers 9th - 12th Standards
This task includes scaffolding to support the introduction of the writing and graphing of linear inequalities. Then your geometry learners discover that writing down all possible combinations is not feasible so they are led to use...
Lesson Plan
Curated OER

Bernardo and Sylvia Play a Game

For Teachers 9th - 12th Standards
This activity presents a game played by two learners whose solution is an exercise in creating and analyzing with algebraic inequalities. 
Lesson Plan
Illustrative Mathematics

Fishing Adventures 1

For Teachers 5th - 7th Standards
Often inequalities exist in many real-world contexts but young math learners struggle with understanding how to represent that relationship in a simple equation using an inequality. This activity focuses on the basic concepts by using...
Activity
5280 Math

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...
Lesson Plan
Curated OER

Solution Sets

For Teachers 9th - 12th Standards
Here is a task that gives the graph of the solutions of a system of linear inequalities and asks learners to analyze and write the algebraic form of the systems. By turning the problem around, learners make the connections between...
Lesson Plan
Illustrative Mathematics

Fishing Adventures 2

For Teachers 6th - 9th Standards
This resource is part of a series which expects participants to be familiar with graphing inequalities on a number line. It is a word problem that asks your class to graph a discrete solution set and interpret it in the context of an...
Lesson Plan
Illustrative Mathematics

Log Ride

For Teachers 5th - 7th Standards
The rides at a theme park always have limits on weight or number of riders. This makes a natural example of the use of inequalities to solve real-world problems. Learners explore intuitive solutions using substitution to solve the...
Lesson Plan
Curated OER

Basketball

For Teachers 9th - 12th Standards
Tap into the competitive nature of teenagers as your class practices setting up and solving rational equations. This activity starts with a specific ratio of games won to games played, then asks how many more games must be played to...
Lesson Plan
Illustrative Mathematics

Firefighter Allocation

For Teachers 5th - 7th Standards
Creating equations with one variable  to solve real-world-type problems is a key skill any algebra learner needs to master. Here the focus is on realizing that one can write the equation in different ways depending upon how one...
Activity
West Contra Costa Unified School District

Graphing Linear Inequalities Sort

For Teachers 8th - 10th
Learners first determine the slope-intercept and standard forms of inequalities given graphs, and then determine key features of the graphs.
Lesson Plan
1
1
Curated OER

Fishing Adventures 3

For Teachers 9th - 12th Standards
Your young boaters will enjoy writing and solving inequalities, and representing the solution graphically in this task set in the context of renting a boat.
Lesson Plan
Curated OER

Equations and Inequalities Projects

For Teachers 7th - 9th
Students compose equations and inequalities whose solutions are the integers 1-31 and utilize them to number one month of a calendar. They take notes on two ways to work backwards from a solution: by using the number and by setting x...
Activity
Purple Math

Purplemath: Algebra Resources

For Students 9th - 10th
Purplemath contains about 40 different lessons on various algebra topics. The lessons are divided into five different sections: preliminary topics, beginning algebra, intermediate algebra, advanced algebra, and word problems. The lessons...
Activity
Richland Community College

Richland Community College: Algebra Lecture Notes

For Students 9th - 10th Standards
This site from Richland Community College provides lecture notes to a class on Algebra. It covers a wide array of topics including functions, quadratic equations, inequalities, and much more.
Activity
Wolfram Research

Wolfram Mathworld: Inequality

For Students 9th - 10th Standards
This site provides a brief overview of inequality. Content includes a definition and several examples using graphical images. (Absolute value graphs are used in this site.)
Activity
Other

Algebra.com: Homework Solvers

For Students 9th - 10th
This site offers both instruction and homework help in several algebraic topics, including topics within Pre-Algebra, Algebra I, and Algebra II.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Properties of Inequalities

For Students 9th - 10th Standards
Find a quick, concise explanation of the properties of inequalities. Examples are given and clearly explained for each of the properties.
Activity
Other

Algebra Practice Pages: Solving Inequalities

For Students 9th - 10th
An interactive inequality solver allows you to practice solving problems that are randomly generated. You can practice on your own, then check your steps and the solution.
Activity
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra: Linear Inequalities

For Students 9th - 10th Standards
Using this tutorial, you'll learn how to solve linear inequalities and show the solution via interval notation and graphing.
Activity
Richland Community College

Rcc: Solving Inequalities Algebraically and Graphically

For Students 9th - 10th
Straightforward explanations on how to solve inequalities. Includes linear inequalities, double inequalities, absolute value inequalities, polynomial inequalities, and rational inequalities.
Activity
BBC

Bbc: Algebra Revision Bite Solving Equations

For Students 9th - 10th Standards
BBC Schools offers a test review ("revision") of several aspects of solving equations. Content includes solving simple equations, solving equations with brackets, simplifying letters in equations, plus much more. After working through...
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Relations and Functions

For Students 9th - 10th Standards
Hotmath provides 25 practice problems dealing with relations, functions, and their graphs. Each of the practice problems include a step-by-step guide for solving their Algebraic problem.
Activity
Oswego City School District

Regents Exam Prep Center: Linear Inequalities

For Students 9th - 10th
Listed steps to graph an inequality along with a example that is graphed on a coordinate plane. Easy to read and understand!
Activity
Cool Math

Coolmath: Compound Inequalities

For Students 5th - 9th Standards
This algebra lesson explains how to solve compound inequalities.

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