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Lesson Plan
Illustrative Mathematics

Dividing by One-Half

For Teachers 4th - 6th Standards
Understanding when to divide by two or one-half can be confusing. Here is an activity that gives four different scenarios. It is up to your number crunchers to decide if they divide by two or one-half. The easiest way to approach the...
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Lesson Plan
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.
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Lesson Plan
EngageNY

One-Step Problems in the Real World

For Teachers 6th Standards
Mirror, mirror on the wall, which is the fairest resource of them all? Individuals write and solve one-step equations for problems about angle measurement, including those involving mirrors. Both mathematical and real-world problems are...
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Lesson Plan
National Security Agency

A Balancing Act: Solving Multi-Step Equations

For Teachers 6th - 8th Standards
Wow! Put on that thinking cap and solve multi-step equations. To solve equations, learners review the use of the distributive property and combining like terms. This three-day activity comes with about 20 pages of worksheets, warm-ups,...
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Lesson Plan
Curated OER

Rounding and Subtracting

For Teachers 6th - 8th Standards
Common Core is all about getting your learners to open their minds and think about the why and how. This problem has them thinking about unknown numbers and their relationship with one another when we round and subtract. They will have...
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Lesson Plan
Curated OER

Developing the Concept: Percents

For Teachers 5th - 7th
In this percents lesson, learners review how to solve a multiplication equation where they must solve for a variable. They solve equations with missing numbers and percents.
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Lesson Plan
Curated OER

Supplementary, Complementary, and Vertical Angles

For Teachers 4th - 6th Standards
By using circles that they cut out and label themselves, learners literally "get a grip" on the angles they identify: supplementary, complementary, and vertical. They solve missing measurements based on properties of supplementary,...
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Lesson Plan
Curated OER

Solve Simple One-Step Linear Equation

For Teachers 6th
Sixth graders solve one unknown number by using hands-on manipulatives after being introduced to the history of abstract mathematics through literature.
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Worksheet
Curated OER

Ratios: missing number

For Students 5th - 8th
In this ratios worksheet, students find the missing number in each ratio for numbers up to 10. Students complete 7 ratio problems.
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Activity
Noyce Foundation

The Wheel Shop

For Students K - 12th Standards
Teach solving for unknowns through a problem-solving approach. The grouping of five lessons progresses from finding an unknown through simple reasoning to solving simultaneous equations involving three and four variables. Each lesson...
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Workbook
National Security Agency

Equations and Expressions

For Teachers 5th - 6th Standards
Learners demonstrate their knowledge pictorially, concretely, and abstractly in this unit meant to last three hours over three days. Using hands-on activities, manipulatives,  real-world applications, and problem solving, learners write...
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Assessment
Los Angeles County Office of Education

Assessment For The California Mathematics Standards Grade 6

For Students 6th Standards
Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...
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Workbook
Utah Education Network (UEN)

Expressions and Equations

For Students 6th Standards
Variables may be unknown, but expressions and equations are easy to understand. Pupils learn to write, evaluate, and simplify numeric and algebraic expressions. They also investigate how to write and solve simple equations and...
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Lesson Plan
Curated OER

Beginning Algebra

For Teachers 6th
Sixth graders add algebraic expressions in this beginning lesson. They will solve problems with one common unknown. Then add and multiply as necessary to complete the problems. Basic problems are provided.
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Lesson Plan
Curated OER

Awareness of Pre-Algebra Concepts

For Teachers 3rd - 7th
Students demonstrate how to solve various algebraic equations. In this pre-algebra lesson, students work in teams and use Borenson's Hands-On Equations materials to solve algebraic equations.
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Lesson Plan
Curated OER

Corn Field Math

For Teachers 6th - 8th
Students complete problems dealing with whole numbers, fractions and percents. After exploring the history of corn and related farming vocabulary, students work in pairs to solve multi-step problems. They incorporate the use of number...
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Lesson Plan
Curated OER

Representing the Unknown

For Teachers 6th - 8th
Student use mental math to solve linear equations. In this algebra activity, students solve one and two steps equations. They write expressions using variables to identify the unknown.
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Worksheet
Curated OER

Leveled Problem Solving Equations and Mental Math

For Students 5th - 7th
For this equations and mental math practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
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Lesson Plan
Curated OER

Solving Radical Equations

For Teachers 6th - 8th
In this math worksheet, students solve the equations using radicals by raising each one to the power of 2.Then they apply the rules of equality to find the unknown variable.
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Worksheet
Helping with Math

#10: Solving Equations (2 of 2)

For Students 6th - 8th Standards
In this prealgebra activity, pupils perform addition, subtraction, multiplication, or division operations to solve for an unknown. There are 12 problems to be solved. Use this as a quiz to assess how well your class is grasping the skill...
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Worksheet
Curated OER

Simplify Ratio: Word Problems

For Students 4th - 6th
Use this story problems about ratio worksheet to have learners read word problems with given ratios and find the designated numbers or distances. They solve four problems. 
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Lesson Plan
Curated OER

Compatible numbers to 20

For Teachers 2nd - 7th
Students practice theories dealing with equals sign used as a balance, inequality symbols and practice utilizing a box or some other geometric shape to represent an unknown number. They assess numeracy problems embedded in language-rick...
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Activity
Curated OER

Task: Miniature Golf

For Teachers 6th - 10th Standards
"Fore!" All right, no one really yells this out in miniature golf, but this well-defined activity will have your charges using lots of numbers in their unique design of a miniature golf hole. Included in the activity criteria is the...
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Lesson Plan
Curated OER

Algebra: Evaluating Expressions Using Tiles

For Teachers 6th
Sixth graders evaluate algebraic expressions. In this introduction to algebra lesson plan, 6th graders use manipulatives (algebra tiles) to solve problems involving one and two variables. Students apply this knowledge to real life...