Arithmetic Grade Three

Lesson Fifty-two: Commutative Property


Here's a few more examples (just in case you are not convinced).


	4 x 3 = 12   and    3 x 4 = 12

	5 x 6 = 30   and    6 x 5 = 30

	3 x 6 = 18   and    6 x 3 = 18

	2 x 9 = 18   and    9 x 2 = 18

This pattern in which the numbers being multiplied can be switched back and forth without changing the product is called the commutative property.

Here's another example:


	
	ANSWER: (15)


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