Instructional Video
Khan Academy: Arithmetic Properties: Commutative Property for Addition Instructional Video
Khan Academy

Khan Academy: Arithmetic Properties: Commutative Property for Addition

4th - 8th Standards
This video shows how to write an equivalent numerical expression using the associative and commutative properties of addition. [3:22]
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Instructional Video
Khan Academy: Arithmetic Properties: Commutative Law of Addition Instructional Video
Khan Academy

Khan Academy: Arithmetic Properties: Commutative Law of Addition

1st - 4th Standards
This video explains the commutative law of addition. Practice problems are available. [1:40]
Get Free Access See Review