Which property of addition is shown?
a. 3 +4 = 4 +3
b. (3 +4) +5 = 3 +(4 +5)
c. (36 +58) +32 = 36 +(58 +32)
d. 319 +507 = 507 +319
We need at least 10 more requests to produce the solution.
0 / 10 have requested this problem solution
The more requests, the faster the answer.