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Study
Addition and Subtraction With Regrouping
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2,082
Oops!
Okay!
307,584
Oops!
Okay!
727,778
Oops!
Okay!
73,802
Oops!
Okay!
3,838
Oops!
Okay!
335,675
Oops!
Okay!
40,790
Oops!
Okay!
400,043
Oops!
Okay!
147,769
Oops!
Okay!
8,634
Oops!
Okay!
882,231
Oops!
Okay!
81,918
Oops!
Okay!
3,323
Oops!
Okay!
781,831
Oops!
Okay!
163,213
Oops!
Okay!
58,746
Oops!
Okay!
623,624
Oops!
Okay!
517,225
Oops!
Okay!
163,213
Oops!
Okay!
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