5 + 4 =
9
3 + _ = 4
10 + 6 =
16
_ = 6 + 4
10
22 + 8 =
30
18 - _ = 11
7
74 - 67 =
47 + 29
76
_ + 14 = 82
68
180 - 12 =
168
134 + 86 =
220
88 - _ = 59
29
333 - 47
286
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