CK-12 Foundation
Linear Systems with Addition and Subtraction: XYZ Tiles
Cover it up to reveal the values of variables. Using arrangements of colored tiles representing algebraic expressions, pupils layer them over each other to determine the values of variables. The procedure models the elimination method in...
Radford University
Land Development
Groups work with polynomials to devise functions that will model a selling price for property. The teams determine variables to create expressions to represent the cost required to develop land into a housing addition. Classmates then...
Illustrative Mathematics
Solving Equations
If you have two bags with an unknown number of tiles, represented by x, and you add three tiles to get seven total, you can set up a linear equation to represent the problem. Use this example and a few others to demonstrate how to solve...
Arcademics
Jumping Aliens
An alien-themed learning game challenges scholars to solve algebraic equations with exponents and variables using multiplication.
CK-12 Foundation
Multi-Step Equations with Like Terms: Shipments
Who doesn't like boxes of money? A drag-and-drop interactive lets users separate variables and constants to combine like terms. They answer a set of challenge questions based on the results of the interactive.
CCSS Math Activities
Smarter Balanced Sample Items: 7th Grade Math – Claim 4
Build the model right out of the box. A few sample items show teachers how Smarter Balanced assessments may approach Claim 4, modeling and data analysis. Pupils use their skills to create equations or expressions to model the situation...
Curated OER
Temperature and the Tomato
You will need a photovoltaic system and monitor at your school in order to obtain all of the data required to thoroughly implement this lesson. Your class monitors daily temperature and insolation amounts over a two week span of time....
Curated OER
Investigating Velocity Effects at Takeoff
Students use, with increasing confidence, problem-solving approaches to investigate and explain mathematical content. They make and test conjectures. They use tables and graphs as tools to interpret expressions, equations, and inequalities.
Curated OER
Algebra Expressions
In this algebra expressions worksheet, students solve 10 various problems that include solving algebraic expressions. First, they substitute each given expression into the appropriate place and then solve the equation. In addition,...
Curated OER
Balance or Tilt?
Sixth graders investigate the concepts of a variable, constant, expressions, and equations. They solve problems which require the interpretation of expressions in and out of equations looking for solutions. Students also use a balance...
Curated OER
Algebraic Expression: Two Variables: Decimals
In this algebraic worksheet, 6th graders focus on expressions with two variables. Students complete 5 problems using decimals and the workspace given to demonstrate how each problem is solved.
BW Walch
Linear & Exponential Functions
Positioned inside the framework of linear and exponential functions, this lesson is more of an investigation into the effects of changing variables and constants inside an expression. The author takes familiar formulas, those for...
Virginia Department of Education
Translate and Evaluate
Hopefully nothing gets lost in translation. Pupils translate between verbal phrases and algebraic expressions. They then use candy to determine what values to substitute into the expressions.
Curated OER
Symbols in Algebra
Students name and sketch numerical expressions. For this order of operation lesson, students add, subtract, multiply and divide using the correct order of operation. They perform four specific calculations for their motivation lesson.
Virginia Department of Education
Relationships Round Robin
Mathematics is all about patterns. Young mathematicians analyze geometric patterns to write algebraic expressions. They use the expressions to predict future stages of the patterns.
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
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...
EngageNY
Solving Basic One-Variable Quadratic Equations
Help pupils to determine whether using square roots is the method of choice when solving quadratic equations by presenting a lesson that begins with a dropped object example and asks for a solution. This introduction to solving by...
Curated OER
Multiplication: Bugs Can Multiply, So Can I!
Develop multiplication skills with your class. Youngsters will visualize multiplication as repeated addition. Then they will create a multiplication bug book and discover arrays as a strategy for multiplication problem solving....
Lorain County Community College
Solving Equations Using the Division Property
Go from easy to challenging with a learning exercise full of different problems designed for solving equations. Your mathematicians will be able to start small with one- and two-step equations and work their way up to multi-step...
Curated OER
Pizza Topping Combinations
Students brainstorm pizza toppings and determine the number of possible ways to order a pizza. In this algebra instructional activity, students analyze and investigate geometric patterns as they relate to the concept of a variable....
Curated OER
Lesson 2: Introduction to Equations & Why We Can Solve Equations
In this equations instructional activity, students explore mathematical expressions. They solve algebraic equations with one variable and identify the domain and range. This five-page instructional activity contains detailed...
Curated OER
Words to Numbers
Seventh graders translate word problems into numerical expressions. Through guided practice, 7th graders discover how to take the information contained in a word problem and create a numerical expression using variables. They...
Curated OER
Graphing Inequalities
In this graphing inequalities worksheet, students create graphs of algebraic expressions containing inequalities. This two-page worksheet contains explanations and examples prior to the exercise. The first page is a contains...