how can knowing the multiplication properties help you evaluate 5 x ( 20 x 63)

8 answers

By the Associative Property of Multiplication
5x(20x63)
= (5x20)x63
= 100x63
= 6300
6300
It helps you by knowing that you can switch the numbers around to help make the problem easier. Instead of doing 20x63, make it easy and do 20x5 and then do the answer to 20x5 and multiply it by 63.
How can knowing the multiplication properties help you evaluate 5 × (20 × 63)
6300
Properties will help you make the problem easier instead of the hard way...
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I don’t know but why is my poop green?