Subtract four-digit numbers with regrouping
Every one needs regrouping.
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1,691 − 1,346 =
Answer: 345
1,380 − 1,131 =
Answer: 249
1,521 − 1,158 =
Answer: 363
Tip: Every one needs regrouping.
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On paper: this skill is in the printable pack Grade 4 Ontario Math: Number, with an answer key.
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