Match each item in Column A to an answer in Column B.
What property is shown by the equation?
Column A
1.–(–33 + 18) = 33 + (–18)
2.–10 + (–15) = –15 + (–10)
3.4 + (29 + 16) = 4 + (16 + 29)
4.–12 + (12 + 27) = (–12 + 12) + 27
Column B
A.commutative property
B.associative property
C.opposite of a sum property
Match each item in Column A to an answer in Column B.
What property is shown by the equation?
Column A
1.–(–33 + 18) = 33 + (–18)
2.–10 + (–15) = –15 + (–10)
3.4 + (29 + 16) = 4 + (16 + 29)
4.–12 + (12 + 27) = (–12 + 12) + 27
Column B
A.commutative property
B.associative property
C.opposite of a sum property
