Multiplication
0
2/2
1
12-0
12
15+0
15
What addition property is shown?
13+2=2+13
commutative
40
8/4
2
8-4
4
7+7
14
What addition property is shown?
18+0=18
Identity property
6x4
24
16/4
4
52-21
31
20+10
30
What addition property is shown?
8+(12+14)= 34
Associative property
7x8
56
32/4
8
64-22
42
62+23
85
What is the missing number?
13+__= 13
0
9x9
81
72/8
9
83-68
15
45+35
80
What is the missing number?
(24+13)+48= ___+48
37