15-5=
6-0=
7+8=
18-10=
5+7=
9+3=
4+7=
6+6=
3 + 8+2 =
2 + 3+ 9 =
6+5+2 =
11+0 + 4=
16-10 +7=
8 + 9-6 =
3 + 12-10 =
7 + 6-3 =
9+4-10 =
14-10 +8=
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