Waterloo Mathematics
Grade 7 Patterning and Algebra: Algebraic Expressions
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...
Curated OER
Equivalent Expressions A.11
Work those algebra skills! Learners solve equivalent expressions, compare given expressions, and determine their equivalency. This three-page worksheet contains twelve multi-step problems. Psst, this would be a perfect unit review.
Curated OER
Simplifying Expressions (2 of 2)
This simple online resource is perfect for those just starting to simplify expressions. They solve by simplifying 12 expressions.
Curated OER
Simplifying Expressions (1 of 2)
In this simplifying expressions worksheet, pupils combine like terms and complete 18 different problems.
Curated OER
Substitute into Simple Expressions
Learners simplify simple equations. Using a maze game, young mathematicians speculate about the size of different algebraic values and what other equivalent expressions might look like. It is a nice beginning activity for introducing...
Texas Education Agency
Texas Gateway: Applying the Order of Operations
Given a numerical expression including whole number exponents and prime factorization, students will use the order of operations to generate an equivalent expression.
National Council of Teachers of Mathematics
Nctm: Illuminations: Pan Balance
A pan balance helps students visualize what value for x will make two expressions equivalent. The computer applet graphs the lines and shows the intersection point.
Illustrative Mathematics
Illustrative Mathematics: 7.ee Equivalent Expressions
A performance task asking middle schoolers to determine if two equations show an equivalent expression.
National Council of Teachers of Mathematics
The Math Forum: Equivalent Expressions and Equations
Dr. Math at the Math Forum explains the difference between equivalent expressions and equivalent equations.