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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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Lesson Plan
EngageNY

Read Expressions in Which Letters Stand for Numbers III

For Teachers 6th Standards
Those key operation words sure come in handy. Groups continue their work with converting between different notations for algebraic expressions. They work in stations to write the symbolic form for given verbal phrases. This is the 17th...
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Lesson Plan
Curated OER

Integers

For Teachers 5th - 12th
Students explore integers through a review of basic knowledge and understanding of integers. They order integers on a number line and evaluate integer expressions with variables. Students order values from variable expressions on a...
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Lesson Plan
Illustrative Mathematics

Discounted Books

For Teachers 6th - 8th Standards
Adolescents love to shop, especially when an item is discounted. Here, shoppers only have a set amount of money to spend. Will they be able to make a purchase with the discount and tax added in? Percent discounts can be calculated...
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Lesson Plan
Teacher Created Materials

Working With Algebraic Expressions

For Teachers 5th - 8th Standards
First, middle school mathematicians read phrases and translate them into a variable expression. Then, they make statements that explain expressions. On a second page, they combine variables to simplify expressions, and then they evaluate...
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Lesson Plan
Illustrative Mathematics

Fruit Salad

For Teachers 5th - 7th Standards
Playing with values in this fruit salad problem allows learners to find out how many cherries were mixed in. Your middle schoolers can organize their thoughts in a chart before going into the equation. Eigth graders can skip the chart...
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Assessment
Bowland

Mobile Phones

For Teachers 6th - 9th
Cheaper cell phone bills? Learners compare two different cell phone plans for a specified number of minutes of phone usage each day. They also determine the conditions for which one plan is cheaper than the other.
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Lesson Plan
Curated OER

Evaluating Expressions Using Tiles

For Teachers 6th
Sixth graders are shown a variety of algebraic equations. In groups, they use tiles to represent each expression in the equations. To end the instructional activity, they solve story problems with one and two unknown variables....
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Worksheet
Curated OER

Expressions Worksheet

For Students 6th - 8th
In this math worksheet, students simplify the expressions. They create new expressions converting words into variables. They also practice using the order of operations.
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Assessment
Noyce Foundation

Toy Trains

For Teachers 6th - 7th Standards
Scholars identify and continue the numerical pattern for the number of wheels on a train. Using the established pattern and its inverse, they determine whether a number of wheels is possible. Pupils finish by developing an algebraic...
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Lesson Plan
Curated OER

Two-Step Equations

For Teachers 6th
Sixth graders work through a two-step equation with their teacher. After reviewing one-step equations, they complete a worksheet using tiles and colored pencils to complete two-step equations. To end the lesson, they write out the step...
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Worksheet
Norm Mitchell

Reteaching Page 2.1 Variables and Expressions

For Students 6th - 8th Standards
The vocabulary for working with variable is expressions is listed at the top of this handout. Prealgebra pros evaluate four expressions when a value is assigned to the variables. Then an explanation is given about how changing the value...
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Activity
Illustrative Mathematics

Triangular Tables

For Teachers 5th - 7th Standards
Somewhat of a puzzle, this problem gets pre-algebra preteens to write an expression representing a seating chart using triangle-shaped tables. This single task is an applicable lesson for meeting sixth grade Common Core math standards....
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Lesson Plan
Kent State University

How Does that Work?

For Teachers 6th - 7th Standards
Sixth and seventh graders explore algebra word problems. They work with a partner to solve word problems distributed by e-mail. Learners simplify mathematical expressions following a "think aloud" algebra strategy modeled by the teacher....
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Lesson Plan
Virginia Department of Education

Cover Up Problems

For Teachers 6th - 9th Standards
Don't cover up this resource — use it out in the open! Pupils learn how to cover up various parts of a linear equation in order to help solve the equation. A worksheet of problems provides practice with this skill.
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Worksheet
Curated OER

Formulae

For Students 6th - 9th
Learners complete a 24 page unit. They solve expressions by plugging in values, and translate words into algebraic equations. Included are: mixed operations, square roots, exponents and negative numbers. This resource provides a good...
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Assessment
Noyce Foundation

Truffles

For Teachers 6th Standards
Knowing how to scale a recipe is an important skill. Young mathematicians determine the amount of ingredients they need to make a certain number of truffles when given a recipe. They determine a relationship between ingredients given a...
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Lesson Plan
Virginia Department of Education

Give or Take a Few

For Teachers 6th Standards
Young mathematicians extend their knowledge of rational numbers on a number line to graph inequalities by first using number cards to compare rational numbers. They finish by using similar reasoning to graph inequalities on a number line.
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Activity
Math Solutions

Dr. Seuss Comes to Middle School Math Class

For Teachers 6th - 8th Standards
If you think Dr. Seuss has no place in a math classroom, then take a look at this resource. Based on the classic children's book Green Eggs and Ham, this sequence of activities engages children learning to model real-world contexts with...
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Printables
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Houghton Mifflin Harcourt

Unit 4 Math Vocabulary Cards (Grade 6)

For Students 6th Standards
Reinforce math vocabulary with a set of flash cards. Forty-eight cards offer boldly printed words, and their corresponding definition alongside an example with labels. Terms include absolute value, inverse operations, slope, and more! 
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Activity
Illustrative Mathematics

Watch out for Parentheses

For Teachers 5th - 7th Standards
It is important for the algebra learner to understand the use of parentheses. Mathematicians of all levels can make errors with nested parentheses. This will give them some practice. It makes for a good class starter or quick assessment.
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Lesson Plan
Alabama Learning Exchange

Finding Prime

For Teachers 5th - 7th Standards
Fifth and sixth graders explore prime numbers. They work with a partner to build rectangular arrays using twelve tiles. Factor pairs are noted and recorded on graph paper. Pupils construct rectangular arrays with a prime number and...
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Lesson Plan
Curated OER

The Distributive Property

For Teachers 6th - 8th
MIddle schoolers use the distributive property to combine terms in six expressions. They write nine expressions in simplest form. Students perform one mental math problem, describing how they would solve the multiplication mentally.
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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...