1+1
8-4=
4
5x6=
30
2/1=
2
14+6=
20
12-9=
3
9x7=
63
8/2=
9+4=
13
56-6=
50
8x4=
32
8/3=
24
67+23=
90
78-9=
69
2x3=
6
21/7
35+89=
124
45-23=
22
3x9=
27
45/9
5
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