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2 digit subtraction no regrouping
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78-46=
32
Oops!
Okay!
79-28=
51
Oops!
Okay!
28-15=
13
Oops!
Okay!
46-23=
23
Oops!
Okay!
78-32=
46
Oops!
Okay!
97-15
82
Oops!
Okay!
89-57=
32
Oops!
Okay!
53-21=
32
Oops!
Okay!
19-12=
7
Oops!
Okay!
47-25=
22
Oops!
Okay!
69-56=
13
Oops!
Okay!
45-22=
23
Oops!
Okay!
23-11=
12
Oops!
Okay!
48-16=
32
Oops!
Okay!
85-23=
62
Oops!
Okay!
75-44=
31
Oops!
Okay!
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