1+2
3
3 x 4
12
7 x 8
56
4+(4x3)
16
24a 15d
8a 5d
4-2
2
37-23
14
35 x 4
136
69-12+13
70
4000-7604
tbd
86-14
72
5 x 8
40
95/5
19
3+7
10
4 x 8
32
72/4
18
7.5 x 3
22.5
27=7+what
20
98-27
71
105/5
21
13.2 x 4
52.8
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