Interactive
CK-12 Foundation

Evaluate Expressions with One or More Variables: Water Bottle Expression

For Students 6th Standards
Fill your mind as you fill virtual water bottles. Pupils use an interactive to find the amount of water that can fit in given containers. Writing and evaluating an algebraic expression helps with this task.
Interactive
CK-12 Foundation

Linear Systems with Addition and Subtraction: XYZ Tiles

For Students 8th - 10th Standards
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...
Interactive
Curated OER

Expressions from Sentences

For Students 7th - 9th
In this algebra worksheet, students rewrite sentences into algebraic equations using variables and solve for the unknown. There are 10 interactive questions with an answer key.
Interactive
Curated OER

Introduction to Quadratic Equations

For Students 8th
In this quadratic equations worksheet, 8th graders solve and complete 7 various types of problems. First, they find the area for each rectangle with a given perimeter. Then, students describe the shape of the graph and use the equation...
Interactive
Curated OER

Solving Equations

For Students 10th - 11th
In this algebra activity, students solve linear equations and quadratic equations by factoring, distribution and evaluating. There are 12 questions with an answer key.
Interactive
Khan Academy

Khan Academy: Practice: Writing Basic Expressions Word Problems

For Students 7th
Practice writing basic expressions from word problems. Students are able to check their answers, view a solution, or watch a video for assistance.
Interactive
Khan Academy

Khan Academy: Review: Writing Basic Expressions Word Problems

For Students 7th
Four practice problems writing expressions from a word problem. Students are able to check their answers, view a solution, or watch a video for assistance.
Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Algebra Tiles

For Students 9th - 10th Standards
This resource is about factoring linear and quadratic expressions in one variable, evaluating them at a given value of the variable, multiplying factors to find the expanded form of the expression, and solving linear and quadratic...