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commutative property of addition
the order in which you add two numbers does not change the sum. eg: a+b=b+a
associative property of addition
the way you group three numbers in a sum does not change the sum. eg: (a+b)+c=a+(b+c)
commutative property of multiplication
the order in which you multiply two numbers does not change the product. eg: a•b=b•a
associative property of multiplication
the way you group three numbers in a product does not change the product. eg: (a•b)•c=a•(b•c)
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