2+2=
4
10-0=
10
0+6=
6
10+10=
20
3+6=
9
7-2=
5
12-6=
52-12=
40
6+6=
12
9-4=
11+4=
15
17+12=
29
12+6=
18
14-7=
7
16-8=
8
5+3+10=
18+7=
25
22-8=
14
44+4=
48
100-60=
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