30-12
18
45-15
30
31,32,33,__,35
34
30+12
42
12+8
20
33-11
22
20+15
35
1,000,000-1,000,000
0
45,46,__,48,49
47
30+22
52
60-15
45
22+15
37
33-10
23
18+6
24
57,__,59,60,61
58
16-9
7