There are three multiplication properties that can simplify multiplication, when applicable. 
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Multiplying by 0 : The product of any number and zero is 0. 8 x 0 = 0 Multiplying by 1 : The product of any number and 1 is that number itself. 6 x 1 = 6 Commutative property: Changing the order of the factors does not change the product. Example1: 2 x 3 = 6 ; 3 x 2 = 6 Example2: 7 x 3 = 21 ; 3 x 7 = 21 

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