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Addition/Subtraction with regrouping - 3 digit
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204 + 402 = ?
606
Oops!
Okay!
583 + 65 = ?
648
Oops!
Okay!
450 - 260 = ?
190
Oops!
Okay!
500 - 235 = ?
265
Oops!
Okay!
605 - 324 = ?
301
Oops!
Okay!
? = 423 - 57
366
Oops!
Okay!
? = 48 + 184
232
Oops!
Okay!
345 + 214 = ?
559
Oops!
Okay!
136 + 375 = ?
511
Oops!
Okay!
305 - 164 = ?
141
Oops!
Okay!
27 + 178 = ?
205
Oops!
Okay!
59 + 427 = ?
486
Oops!
Okay!
184 + 425 = ?
609
Oops!
Okay!
79 + 211 = ?
290
Oops!
Okay!
? = 839 + 17
856
Oops!
Okay!
314 + 156 = ?
470
Oops!
Okay!
377 + 333 = ?
710
Oops!
Okay!
92 - 54 =
38
Oops!
Okay!
408 - 174 = ?
234
Oops!
Okay!
263 - 74 = ?
189
Oops!
Okay!
500 - 295 = ?
205
Oops!
Okay!
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