123+321
444
456+654
1110
789+987
1776
951-357
594
741-631
110
684-486
198
25*24
600
56*41
2296
63*14
882
4216/68
62
4277/47
91
2784/32
87
654*32
20928
739*68
50252
107*94
10058
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