National Security Agency
Equations and Expressions
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...
Noyce Foundation
The Wheel Shop
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...
Noyce Foundation
On Balance
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...
Los Angeles County Office of Education
Assessment For The California Mathematics Standards Grade 6
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...
Curated OER
Equations with one Variable
In this algebra worksheet, learners solve word problems by rewriting it as an equations and solving for the unknown. There are 4 questions with an answer key.
Curated OER
Solving Equations That Have the Variable in Both Sides
In this algebra worksheet, students solve equations using addition, multiplication, division and subtraction. They factor through distribution and solve for the unknown. There are 9 questions with an answer key.
Curated OER
Multi-Step Inequalities
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.
Curated OER
Completing the Square
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.
Curated OER
Linear Equations
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...
West Contra Costa Unified School District
Mixture Problems
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.
Education Development Center
Language of Algebra
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...
Curated OER
Rounding and Subtracting
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...
Utah Education Network (UEN)
Expressions and Equations
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...
Curated OER
Quadratic Equations with Negative Discriminate
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.
Curated OER
Math Club #1: Algebra
In this math club #1: algebra learning exercise, 9th graders work in groups to solve 6 algebraic expressions.
Curated OER
Algebra: Evaluating Expressions Using Tiles
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...
Curated OER
Algebraic Solutions
In this algebraic solutions activity, 9th graders solve 10 different sets of simultaneous equations. First, they solve one of the equations such that one variable is defined in terms of the other. Then, students take the new definition...
Curated OER
Bats and Hot Dogs
Students identify patterns and relationships from data that is collected and solve variables. In this investigative lesson students study ocean productivity, the nitrogen cycle and phytoplankton then answer questions.
Curated OER
Evaluating Expressions Using Tiles
Sixth graders are shown a variety of algebraic equations. In groups, they use tiles to represent each expression in the equations. To end the lesson, they solve story problems with one and two unknown variables. Individuals share their...
Teach Engineering
Android Acceleration
Prepare to accelerate your Android. Pupils prep for the upcoming activity in this third installment of a four-part series. The activity progresses nicely by first introducing different types of acceleration to the class. The teacher...
Curated OER
Algebra Match
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.
Curated OER
Scale and Equations
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.
Curated OER
Unit 4: Worksheet I - Algebraic Equations
In this algebraic equation worksheet, students read a story problem. They write algebraic equations and solve for the unknown. Students also use a guess and check table to solve problems. This one-page worksheet contains three story...
Curated OER
Easy Worksheet: Colinear Points
In this colinear points worksheet, students solve 4 short answer problems. Students find unknown values of x using properties of colinear points. Students set up and solve equations given colinear points and variable lengths.