40+20=____
60
30+___=60
30
70-30=____
40
62+32=___
94
61+___=93
32
65-35=___
35+55=___
90
38+___=75
37
84-31=___
53
27+64=___
91
___+72=84
12
97-29=____
68
46+38=___
84
68=___+26
42
43-17=____
26
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