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Missing Number Subtraction
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__ - 12 = 17
29
Oops!
Okay!
__ - 15 = 23
38
Oops!
Okay!
__ - 11 = 3
14
Oops!
Okay!
34 - __ = 8
26
Oops!
Okay!
__ - 21 = 15
36
Oops!
Okay!
22 - __ = 1
21
Oops!
Okay!
39 - __ = 23
16
Oops!
Okay!
34 - __ = 19
15
Oops!
Okay!
39 - __ = 13
36
Oops!
Okay!
__ - 16 = 21
37
Oops!
Okay!
__ - 32 = 6
38
Oops!
Okay!
__ - 18 = 12
30
Oops!
Okay!
38 - __ = 13
25
Oops!
Okay!
38 - __ = 5
33
Oops!
Okay!
18 - __ = 8
10
Oops!
Okay!
_ - 13 = 4
17
Oops!
Okay!
___ - 20 = 6
26
Oops!
Okay!
28 - __ = 4
24
Oops!
Okay!
26 - __ = 12
14
Oops!
Okay!
37 - __ = 15
22
Oops!
Okay!
30 - __ = 3
27
Oops!
Okay!
__ - 19 = 17
36
Oops!
Okay!
_ - 23 = 5
28
Oops!
Okay!
__ - 15 = 11
26
Oops!
Okay!
__ - 27 = 12
39
Oops!
Okay!
__ - 16 = 2
18
Oops!
Okay!
38 - __ = 8
30
Oops!
Okay!
__ - 10 = 16
26
Oops!
Okay!
__ - 11 = 23
34
Oops!
Okay!
__ - 23 = 10
33
Oops!
Okay!
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