1
12+5
=17
45/5
9+7
=16
435-22
=413
6x7
=42
44/2
=22
100+56
=156
4x6
=24
2x12
=24
25+75
=100
45-12
=33
29+11
=40
100+234
=334
3x2
=6
22-13
=9
100/4
=25
70-30
=40
11-6
=5
34-3
=31
12x10
=120
39+72
=111
32x2
64
11x5
=55
65x2
=130
120-40
=80