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Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Identity Property of 1 (2Nd Example)
This video explains the identity property of multiplication. Practice problems are available. [1:24]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Identity Property of 1
This video explains the identity property of multiplication. Practice problems are included. [1:24]
Imagine Learning Classroom
Learn Zillion: Write Equivalent Expressions Using Properties of Zero and One
In this video, you will learn how to write equivalent expressions by using the Additive Identity Property of Zero and the Multiplicative Identity Property of 1. [4:53]
Art of Problem Solving
Art of Problem Solving: What's a Reciprocal?
Video tutorial uses examples to reinforce understanding of how to find a reciprocal. [7:12]