24 + 10 = 34
34 + 23 = 57
37 - 20 = 17
17 + 32 = 49
52 - 7 = 45
45 + 43 = 88
44 + 5 = 49
49 + 30 = 79
25 - 20 = 5
45 + 5 = 50
13 - 10 = 3
67 + 3 = 70
7 + 13 = 20
37 - 20 = 17
4 + 26 = 30
34 - 30 = 4
43 - 30 = 13
33 - 13 = 20
5 + 7 = 12
55 - 12 = 43
8 + 12 = 20
58 - 20 = 38
7 + 7 = 14
57 - 14 = 43