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Lesson Plan
Curated OER

Writing Variable Expressions for Physical Models

For Teachers 6th - 8th
Explore the concept of writing variable expressions by examining the similarities between expressions with numbers and expressions with variables. Emerging mathematicians determine rules for sequences and patterns before writing a rule...
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Lesson Plan
Curated OER

Order of Operations with Variable Expressions

For Teachers 6th - 8th
Middle schoolers explore grouping symbols to mathematical equations to discover the importance of the "order of operations." Learners compare the absence of commas in connected text to the absence of grouping symbols in mathematical...
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Worksheet
Curated OER

Equivalent Expressions A.10

For Students 9th
In this equivalent expressions worksheet, 9th graders solve and complete 9 different multiple choice problems. First, they determine the expression that is equivalent to the given equation. Then, students write the diameter of a number...
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Worksheet
Waterloo Mathematics

Grade 7 Patterning and Algebra: Algebraic Expressions

For Students 6th - 8th Standards
Classmates solve 18 different problems that are mostly word problems that apply algebraic expressions. They draw different combinations of masses on a scale that would balance. They also simplify expressions and solve for x in a number...
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Interactive
CK-12 Foundation

Single Variable Expressions: Neighborhood Block

For Students 6th - 9th Standards
The number of bicycle wheel turns is as good as any way to describe the distance from school to home. An interactive lets young mathematicians determine the number of city blocks a person bicycles. They use this information along with an...
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Interactive
CK-12 Foundation

Sums and Differences of Single Variable Expressions: Algebraic Soup

For Students 7th - 9th
Alphabet soup just got an upgrade. Pupils drag expressions from algebraic soup to indicate whether it is a like term to x or to y. Some challenge questions require combining the like terms to simplify expressions.
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Interactive
CK-12 Foundation

Simplify Variable Expressions Involving Integer Addition

For Students 7th - 9th Standards
Ensure your classes aren't drowning in expressions. An interactive simulation has scholars change the depth of a fish based on the coefficient of terms. As they add the terms together, the fish bobs up and down until reaching the answer.
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Interactive
CK-12 Foundation

Simplify Sums or Differences of Single Variable Expressions: Addition and Subtraction of Like Terms

For Students 7th - 9th Standards
Investigate the process of combining like terms using an interactive animation. Scholars tackle simplifying expressions by manipulating rectangles that represent the terms. They add and subtract terms to arrive at the result.
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Interactive
CK-12 Foundation

Simplify Products or Quotients of Single Variable Expressions: Circling C's

For Students 7th Standards
Model expression division using online manipulatives. Learners drag C's representing a term into equal groups. Guiding questions help them see their groups as the division of the term.
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Worksheet
Kuta Software

Variable and Verbal Expressions

For Students 5th - 8th Standards
Your learners will practice their math translations with this worksheet that focuses on algebraic expressions. See if they can go from sentence form to numerical and back again using the different operations and exponents. 
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Lesson Plan
Utah Education Network (UEN)

The Distributive Property For Numerical and Variable Expressions

For Teachers 6th - 8th Standards
Collaborate to research and share. Doesn't that sound great? Learners explore algebraic expressions, use Algeblocks to examine and compare numerical and variable expressions, and apply the distributive property. Examples and worksheets...
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Worksheet
Curated OER

Chapter 3 - Objective 2.1 Variable Expressions

For Students 9th - 10th
For this variable expression worksheet, students solve and check given one and two-step variable expressions using algebra. This one-page worksheet contains ten problems.
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Lesson Plan
Curated OER

Representing Patterns & Evaluating Expressions

For Teachers 9th - 11th
Write algebraic expressions, determine patterns, and evaluate expressions in a real-world context. Learners engage in a series of collaborative activities to identify, model, and give variables for real-world patterns. They write...
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Lesson Plan
Curated OER

Exploring Expressions

For Teachers 9th - 12th Standards
Examine parts of an expression in this algebra lesson plan. Ninth graders identify the properties of the coefficient and their behavior to the graph. They graph the equation on a TI to see their results.
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Lesson Plan
Curated OER

Radical Expressions

For Teachers 11th
In this radical expressions worksheet, 11th graders solve and complete 55 various types of problems. First, they find the function value in each expression. Then, students simplify, assuming that variables represent real numbers. In...
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Worksheet
Curated OER

Hen and a Half, Variable: Rational Expressions

For Students 9th - 12th
Looking for a fun warm-up problem while studying rational expressions? Students write a rational expression to represent the number of eggs that a hen can lay. This is a multiple choice question complete with a worked out solution. 
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Worksheet
Curated OER

Evaluating Variable Expressions

For Students 8th - 11th
In this algebraic expressions worksheet, students solve each variable expression by using the given values. There are 24 expressions to evaluate.
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Worksheet
Curated OER

Quick Quiz: Evaluate Variable Expressions

For Students 4th - 5th
In this evaluating variable expressions worksheet, students complete an 8 question quiz, evaluating variable expressions. Answers are included on page 2.
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Worksheet
Curated OER

Variable Expressions

For Students 8th - 10th
For this variable expressions worksheet, students solve variable expressions.  They write algebraic expressions.  This one-page worksheet contains 10 multiple-choice problems.  Answers are provided.
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Lesson Plan
Virginia Department of Education

Evaluating and Simplifying Expressions

For Teachers 6th - 9th Standards
Discover how algebra tiles help evaluate expressions. Scholars learn to use algebra tiles to substitute values in for variables and evaluate expressions. The included worksheet contains a set of evaluation problems to assess individuals'...
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Lesson Plan
Code.org

Controlling Memory with Variables

For Teachers 9th - 12th
Not all variables are created equal. Discover how variables in computer science are different from variables in math class. Scholars learn to work with variables in computer programming by developing a mental model for how variables...
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Lesson Plan
Illustrative Mathematics

Kitchen Floor Tiles

For Teachers 8th - 12th Standards
An interesting way to look at the kitchen floor is to count the number of tiles in the border. Fred starts with four white floor tiles and writes an expression for the number of tiles needed for the colored border. Algebra learners are...
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Lesson Plan
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EngageNY

Equivalent Rational Expressions

For Students 10th - 12th Standards
Rational expressions are just fancy fractions! Pupils apply fractions concepts to rational expressions. They find equivalent expressions by simplifying rational expressions using factoring. They include limits to the domain of the...
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Interactive
CK-12 Foundation

Exponent Properties with Variable Expressions: Integer Powers

For Students 8th - 12th Standards
Exponent properties can be complicated for learners. A creative lesson seeks to simplify the concept and build a solid understanding. Young mathematicians have the opportunity to create numerous expressions and analyze the simplified...