Question

(-14) + 81 = 81 + (-14)
associative property of addition
distributive property
multiplicative inverse
additive identity
commutative property of addition

Honestly don't know this stuff.

Answer 1

Which basically means that a+b=b+a

Answer 2

You should look up all the other properties, so that you know next time :)

Answer 3

thanks.(:

Answer 4

associative is (a+b)+c = a+(b+c)

Answer 5

101 + (29 + 417) = (101 + 29) + 417
so this is associative ?

Answer 6

yup

Answer 7

cool