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Study
2 digit subtraction with regrouping
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0
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0
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Restart
66 - 27
39
Oops!
Okay!
52 - 29
23
Oops!
Okay!
71 - 35
36
Oops!
Okay!
56 - 28
28
Oops!
Okay!
90 - 42
48
Oops!
Okay!
83 - 25
58
Oops!
Okay!
35 - 18
17
Oops!
Okay!
45 - 26
19
Oops!
Okay!
64 - 17
47
Oops!
Okay!
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