27 - 12
15
110 - 20
90
88 - 55
33
67 - 34
33
53 + 28
81
32 + 49
81
18 + 56
74
75 + 19
94
102 + 19
121
100 - 21
79
99 - 97
2
45 + 37 =
82
100 - 83 =
17
18 + 27 =
45
33 + 39 =
72
