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7+ ? = 11
4
Oops!
Okay!
0 = ? - 5
5
Oops!
Okay!
? = 5 + 4
9
Oops!
Okay!
? = 5 + 3
8
Oops!
Okay!
? = 7 - 3
4
Oops!
Okay!
12 = 6 + ?
6
Oops!
Okay!
13 = ? + 3
10
Oops!
Okay!
? = 8 - 6
2
Oops!
Okay!
10 = 8 - ?
2
Oops!
Okay!
10 = ? + 4
6
Oops!
Okay!
9 = 3 + ?
6
Oops!
Okay!
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