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Worksheet
Curated OER

Quiz: Writing Sentences as Equations

For Students 7th - 9th
In this writing sentences worksheet, students read statements and translate them into an algebraic expression. Afterward, they solve for the unknown. This one-page worksheet contains ten problems.
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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 lesson, students solve one and two steps equations. They write expressions using variables to identify the unknown.
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Lesson Plan
Curated OER

Variables on Both Sides

For Teachers 9th - 10th
Students solve equations with variables on both sides of the equations. For this algebra lesson, students use addition, subtraction, multiplication and division to solve problems. They combine like terms and identify the unknown.
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Worksheet
Curated OER

Solving Systems of Equations

For Students 9th
For this systems of equations worksheet, 9th graders solve and complete 19 different problems. First, they solve each of the given equations. Then, students set the equations up in standard form and enter the coefficients of x and y....
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Lesson Plan
Curated OER

Solving One Step Equations Using Algebra Tiles

For Teachers 8th - 10th
Learners solve linear equations. In this algebra lesson, students solve equations using addition, subtraction, division and multiplication. They evaluate and simplify functions.
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Lesson Plan
Curated OER

Solving Multistep Equations

For Teachers 9th - 10th
Learners solve linear equations using multiple steps. In this algebra lesson, students solve linear equations using division, addition, multiplication and subtraction. They isolate the variable and solve for the unknown.
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Lesson Plan
Curated OER

Equations in the Park

For Teachers 3rd - 4th
Students explore algebraic concepts using real life situations.  In this equations lesson, students develop strategies to solve missing number problems. Students participate in a board game based on algebraic equations.
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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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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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Unit Plan
Education Development Center

Language of Algebra

For Teachers 5th - 8th Standards
Don't rush into algebra, let learners visualize, guess, and predict their way to a successful math career. The introductory unit incorporates beginner algebraic concepts with shapes instead of variables. Young mathematicians use a...
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Activity
Noyce Foundation

On Balance

For Students K - 12th Standards
Investigate the world of unknown quantities with a creative set of five lessons that provides problem situations for varying grade levels. Each problem presents a scenario of fruit with different weights and a balance scale. Using the...
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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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Worksheet
Curated OER

Multi-Step Inequalities

For Students 7th - 9th
In this multi-step inequalities worksheet, students solve inequalities for the unknown. They graph the solution on a number line. This four-page worksheet contains 24 multi-step problems. Answers are provided on the last page.
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Worksheet
Curated OER

Completing the Square

For Students 8th - 10th
In this completing the square worksheet, students solve problems by completing the square. They determine the value of the unknown in the binomial. This two-page worksheet contains 30 problems. Answers are provided on the last page.
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Lesson Plan
West Contra Costa Unified School District

Mixture Problems

For Teachers 8th - 10th
Mix up your lessons with the resource on mixture problems. Scholars use manipulatives to model and solve mixture problems. Individuals then set up both one- and two-variable equations to solve the problems.
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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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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

Quadratic Equations with Negative Discriminate

For Teachers 9th - 11th
Solve polynomial equations of degree using different theorems and apply the zero factor theorem for unknown numbers in a quadratic equation. Also use the discriminate to find out the kind of solutions to given quadratic equations shown.
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Lesson Plan
Curated OER

Linear Equations

For Teachers 9th - 11th
This is a great lesson from start to finish. With partners and on their own, learners write and solve linear equations and inequalities. They use manipulatives, group work, and an included worksheet to make magic with their problem...
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Lesson Plan
Curated OER

The Golden Ratio

For Teachers 9th - 11th
Young scholars solve problems using ratios and proportions. In this algebra lesson plan, students verify proportions, solve for the unknown and use real life scenario to model proportion.
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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...
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Lesson Plan
Curated OER

Algebra Match

For Teachers 12th
Twelfth graders identify the parts of an algebraic equation. They consider the many uses of algebra in daily life. They play a game, Algebra Match, where student pairs work to solve equations listed on index cards.
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Worksheet
Curated OER

Math Club #1: Algebra

For Students 9th
In this math club #1:  algebra worksheet, 9th graders work in groups to solve 6 algebraic expressions.
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Worksheet
Curated OER

Scale and Equations

For Students 9th
In this Algebra I worksheet, 9th graders solve equations by using the concept of a scale where unknowns are represented by cylinders and numbers by marbles.  The four page worksheet contains ten problems.  Answers are not provided.