-10 x 5
-50
15 x 7
105
20 / 5
4
-50 x -1
50
9 x 7
63
100 / -10
-10
-7 - (-7)
0
14 x 3
42
60 / 12
5
12 + (-250)
238
82 x 4
328
200 / 5
40
-100 x 20
-2,000
239 x 4
956
520 / 10
52
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