Code.org
Controlling Memory with Variables
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...
EngageNY
Creating and Solving Quadratic Equations in One Variable
Give your classes practice at modeling using quadratic models with a resource that uses area and integer problems to allow individuals to create second degree polynomials. Young mathematicians solve equations using factoring and then...
EngageNY
Writing Addition and Subtraction Expressions
Symbols make everything so much more concise. Young mathematicians learn to write addition and subtraction expressions — including those involving variables — from verbal phrases. Bar models help them understand the concept.
EngageNY
Writing and Evaluating Expressions—Multiplication and Division
Don't table the resource on writing expressions for relationships in tables. Scholars investigate relationships between variables and write algebraic expressions involving multiplication and division. These expressions help solve...
West Contra Costa Unified School District
Square and Square Roots
Root for your pupils to learn about roots. Young mathematicians first review the meaning of squares and square roots. They then use this knowledge to simplify square roots of monomials with variables.
Virginia Department of Education
Acids and Bases
What did one titration say to the other titration? We should meet at the end point! Young chemists perform four experiments: dilute solution, neutralization, titration, and figuring pH/pOH.
PBS
Garden Grade 6 Area and Perimeter
Engage young mathematicians in applying their knowledge of area and perimeter with a fun geometry lesson. Through a series of problem solving exercises, children use their math knowledge to design different-sized garden...
Curated OER
Expressions and Formulas
In this expressions and formulas worksheet, 9th graders solve and complete 10 different problems that include various types of expressions. First, they use the order of operations to evaluate each expression. Then, students evaluate each...
Curated OER
Expressions and Operations
In this expressions and operations worksheet, 9th graders solve and complete 16 different problems that include various expressions and operations. First, they simplify each given equation. Then, students match that answer to the correct...
Organization for Educational Technology & Curriculum
Introduction to Variables and Algebraic Expressions
Begin your next algebra unit with this introductory lesson plan on variables and algebraic expressions. This plan requires a SMART board and includes a SMART notebook file. The file contains a guiding question and two learning activities...
Curated OER
Expressions and Operations
In this expressions and operations worksheet, 9th graders solve and complete 7 different problems that include variable expressions and applying the order of operations. First, they determine the value of expressions given the integers...
Curated OER
Expressions and Operations
For this expressions and operations worksheet, students solve and complete 5 different problems that include reading and solving each individual question. First, they determine the value of each equation given the variables. Then,...
CK-12 Foundation
Single Variable Expressions: Neighborhood Block
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...
Flipped Math
Unit 1 Review: Analyze Graphs and Expressions
Get in one last practice. Pupils work through 12 problems and a performance task to review the topics in Unit 1. The problems cover analyzing and modeling with graphs, algebraic properties of equality, and adding, subtracting, and...
EngageNY
The Structure of Rational Expressions
Find out when rational expressions are closed. Pupils review adding, subtracting, multiplying, and dividing with rational numbers to make the connections to operations with rational expressions. Using specific examples, learners notice...
CK-12 Foundation
Sums and Differences of Single Variable Expressions: Algebraic Soup
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.
EngageNY
Multiplying and Factoring Polynomial Expressions (part 2)
If you can multiply binomials, you can factor trinomials! This is the premise for a lesson on factoring. Pupils look for patterns in the binomials they multiply and apply them in reverse. Examples include leading coefficients of one...
Virginia Department of Education
Light and the Electromagnetic Spectrum
Lead your class in a fun-filled team activity that encourages collaboration while learning important concepts. Pupils actively participate in a discussion on the experimental design and the role of mirrors. They perform group activities...
EngageNY
Representing, Naming, and Evaluating Functions (Part 2)
Notation in mathematics can be intimidating. Use this lesson to expose pupils to the various ways of representing a function and the accompanying notation. The material also addresses the importance of including a domain if necessary....
Curated OER
Evaluating Variable Expressions
In this variable expression worksheet, students substitute a given value into an algebraic equation and then solve the problem. This three-page worksheet contains 20 problems. Answers are provided on the last page.
Curated OER
Multiplying Radical Expressions
In this radical expressions worksheet, students multiply given radical expressions containing variables and exponents. This four-page worksheet contains 28 problems. Answers are provided on the last page.
Curated OER
Rational Expressions/Equations Test
In this Algebra II activity, students are given a test of twenty-three problems regarding Rational Expressions and Rational Equations. Some of the questions are multiple choice, while others are word problems or problem solving...
Curated OER
Identifying Terms, Factors, and Coefficients
What are terms, factors, and coefficients? This slideshow provides definitions and examples of various parts of algebraic expressions, and provides guided practice problems in writing and identifying parts of algebraic expressions for...
Curated OER
Simplifying Expressions (1 of 2)
In this simplifying expressions instructional activity, pupils combine like terms and complete 18 different problems.