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Lesson Plan
Willow Tree

Solving Equations and Inequalities with Absolute Value

For Students 8th - 11th Standards
The concept of absolute value can be difficult for learners to grasp. Reinforce their understanding of a basic absolute value expression and connect it to solving equations and inequalities. Scholars write two equations/inequalities to...
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Lesson Plan
Curated OER

Balancing Number Sentences to Introduce Missing Values

For Teachers 4th - 7th
Students balance number sentences to learn about missing values. In this balanced equations instructional activity, students use the word problem to study missing values. Students watch a video about the topic and play two games about...
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Worksheet
Curated OER

Understanding Place Value, Up to 3-Digit Numbers

For Students 1st - 3rd Standards
Work on place value and addition. Here is a resource that features different types of problems for your second graders to solve. After studying the example at the top of the page, they write the missing number in 12 addition problems....
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PPT
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1
BW Walch

Solving Systems of Linear Equations

For Teachers 8th - 9th Standards
Solving systems of equations underpins much of advanced algebra, especially linear algebra. Developing an intuition for the kinds and descriptions of solutions is key for success in those later courses. This intuition is exactly what...
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Worksheet
Curated OER

Missing Hundred Square

For Students 3rd - 5th
Kids are presented with the problem of finding the missing numbers to each of nine 100s squares. They'll need to subtract and add to make each puzzle equal 100. Great challenge or daily warm-up activity.
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Lesson Plan
West Contra Costa Unified School District

Introduction to Solving Linear Inequalities in One Variable

For Teachers 8th - 10th Standards
Life isn't fair ... like inequalities. After first reviewing inequality symbols and how to read inequality statements, learners discover how to solve one-step inequalities and graph their solution sets.
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Worksheet
Curated OER

Addition Practice

For Students 2nd - 3rd
In this addition activity, students solve and complete 5 different problems that include working backwards to get their answer. First, they use the strategy of working backwards to fill in the missing values on each mobile shown. Then,...
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Lesson Plan
Curated OER

Pattern Puzzles

For Teachers 1st - 2nd
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
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Lesson Plan
Virginia Department of Education

A Mystery to Solve

For Teachers 8th - 10th Standards
Investigate field properties of real numbers. Scholars use a table for a given operation to determine the identity element. They use the same table to find a missing value in an equation.
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Worksheet
Curated OER

Place Value

For Students 6th
In this place value worksheet, 6th graders solve and complete 74 various types of problems. First, they write the given numbers in words and write down the value of the digit that is underlined in each. Then, students write the missing...
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Worksheet
Curated OER

Missing Values of Coins 2

For Students 2nd - 4th
In this adding coins learning exercise, students use their problem solving skills as they fill in the missing value in 18 problems that require them to add and subtract monetary amounts.
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Lesson Plan
Curated OER

Study Buddies - Proportions

For Teachers 6th - 7th
Middle-schoolers solve various problems related to proportions. They write ratios in word form and then, replace the words with numbers. Pupils also write an equation in which they will cross-multiply to solve the proportion. This is an...
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Worksheet
Curated OER

Pennies, Nickels, and Quarters: Missing Values

For Students 1st - 2nd
For this counting coins worksheet, students use their subtraction skills to solve 6 problems that require them to fill in the missing values.
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Lesson Plan
Curated OER

Rates And Unit Price

For Teachers 8th - 10th
In this rates and unit price worksheet, students problem solve and calculate the answers to ten word problems and mathematical equations dealing with ratios, proportion and missing values.
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Lesson Plan
EngageNY

Solving Percent Problems II

For Teachers 6th Standards
Fill in the blanks to find the best discount! Groups complete a table of amounts and percents associated with sale items. Classmates then find the original cost, sale cost, discount amount, paid percent, or the discount percent based...
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Worksheet
Curated OER

Adding Two Numbers

For Students 3rd - 4th
Keep addition drills interesting by varying the exercises. There are four separate sections here for youngsters to solidify their understanding of adding three-digit addends. First, they calculate eight vertically aligned equations,...
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Worksheet
Curated OER

Coins

For Students 3rd - 5th
In this finding the missing values of coins worksheet, students use multiple numbers of pennies, nickels, dimes, and quarters to fill in the blanks. Students solve 4 problems.
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Lesson Plan
EngageNY

Solving Problems Using Sine and Cosine

For Students 9th - 10th Standards
Concepts are only valuable if they are applicable. An informative resource uses concepts developed in lessons 26 and 27 in a 36-part series. Scholars write equations and solve for missing side lengths for given right triangles. When...
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PPT
Curated OER

Mental Math: 5 a Day

For Teachers 4th - 5th
This is a really cool math resource! There are nineteen different slides containing five math problems each. They are intended to be used as daily math warm ups and address skills such as, addition, problem solving, missing addends, word...
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Worksheet
Curated OER

Missing Measures: Complimentary and Supplementary Angles

For Students 4th - 6th Standards
A missing measure mystery! Right angles and straight angles are divided in two, with the measure of one side provided. Angle analyzers compute the value of the missing complimentary or supplementary angle. There are eight problems for...
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Assessment
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CCSS Math Activities

Smarter Balanced Sample Items: 6th Grade Math – Claim 2

For Students 6th Standards
They claim there are problems on the assessment. The presentation provides 13 questions that demonstrate the problem-solving claim for Smarter Balanced assessments. Teachers use the resource to provide examples of problem-solving...
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Interactive
Scholastic

Study Jams! Function Tables

For Students 3rd - 6th Standards
Each week Mia saves a certain portion of the earnings from her babysitting job. Help her figure out how much she can save this week with a step-by-step presentation on function tables. Given a set of inputs and outputs, the process for...
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Lesson Plan
Curated OER

Problem Solving Using Coin Identity and Coin Value

For Teachers K
Students identify characteristics of a penny, nickel, dime, and quarter, match the value of coins, and practice using money for a purchase.
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Lesson Plan
Curated OER

Bar Models to Solve Word Problems

For Teachers 9th - 10th
Students model inequalities as they solve for the missing variable. In this algebra activity, students model their inequalities and use it to  identify less than, greater than and applying it to solving for the missing value.