O x 5
0
25 + 76
101
100 - 72
28
100 x 10
1,000
22 + 12
34
89 - 9
80
35 x 12
420
64 + 8
72
67 - 2
65
25 x 20
500
1000 + 2,876
3,876
72 - 3
69
234 x 7
1638
7000 + 2000
9000
5000 - 79
4921
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