5-7

Question 0

associative property of addition

Answer 0

in an addition problem with parentheses the parentheses can be moved around and the answer will be the same
Ex: (a + b) + c = a + (b + c)

Question 1

Commutative property of addition

Answer 1

any numbers added together can be put either way and you will get the same sum
Ex: a + b = b + a