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Plus, minus - 10
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%
0
0
0
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9-7=
2
Oops!
Okay!
9+7
16
Oops!
Okay!
6+9
15
Oops!
Okay!
10+8
18
Oops!
Okay!
12-5
7
Oops!
Okay!
7+3=
10
Oops!
Okay!
8+7
15
Oops!
Okay!
1+6=
7
Oops!
Okay!
9+5
14
Oops!
Okay!
9+2
11
Oops!
Okay!
6+2 =
8
Oops!
Okay!
12+8
20
Oops!
Okay!
10-1=
9
Oops!
Okay!
7-3=
4
Oops!
Okay!
5+2=
7
Oops!
Okay!
9-5=
4
Oops!
Okay!
5-4=
1
Oops!
Okay!
21-9
12
Oops!
Okay!
8-8
0
Oops!
Okay!
3+7
10
Oops!
Okay!
4+2=
6
Oops!
Okay!
5+2
7
Oops!
Okay!
9+8
17
Oops!
Okay!
6+13
19
Oops!
Okay!
2+1=
3
Oops!
Okay!
8-4=
4
Oops!
Okay!
7-4
3
Oops!
Okay!
5+6
11
Oops!
Okay!
10+2
12
Oops!
Okay!
8-3=
5
Oops!
Okay!
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