Khan Academy: Inverse Property of Addition

The instructor demonstrates that when you add the opposite value of a given number to that number you will always get zero. Then she shows how multiplying by the inverse of any number except zero will equal 1.

[Free Registration/Login may be required to access all resource tools.] Identify and apply the inverse property of addition in decimal operations with expressions

Clarify for young scholars the basic properties of addition and multiplication with this foldable math resource. Written on the front flaps are the terms commutative, associative, identity, and inverse...

[Free Registration/Login may be required to access all resource tools.] Identify and apply the inverse property of addition in fraction operations

This video shows how to write an equivalent numerical expression using the associative and commutative properties of addition. [3:22]

Practice applying the distributive property to algebraic expressions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Practice working through addition and subtraction problems using the number line. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

In this exercise, students practice applying the distributive property to create an equivalent expression. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

Practice these problems using the distributive property with variables in negative numbers.

In this exercise, students practice using the associative property of multiplication. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.