Addition
12+13
25
14-10
4
3x8
24
12x15
180
81/9
9
20+36
56
25-14
11
7x6
42
10x28
280
85/5
17
47+53
58-32
26
9x8
72
36x52
1,872
130/10
13
92+28
120
85-47
38
12x10
120
125x34
4,250
125/25
5
306+422
728
228-157
71
11x11
121
457x58
26,506
144/12
12