93 - 10 = ____
11 + 13 = ____
43 + 23 = ____
77 - 12 = ____
31 - 43 = ____
82 + 23 = ____
52 - 33 = ____
21 - 88 = ____
12 + 41 = ____
8 - 21 = ____
52 + 70 = ____
17 - 50 = ____
93 + 3 = ____
62 - 22 = ____
12 + 70 = ____
52 - 42 = ____
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