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REASONING Do you always need to regroup when multiplying 3-digit or 4-digit numbers? Why or why not?
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Oct 1, 2023
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REASONING Do you always need to regroup when
multiplying 3-digit or 4-digit numbers? Why or why not?
Mathematics
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Andrey Adamovich
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Answer:
You don't need to because multiplication is commutative.
Blayzeing
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Oct 6, 2023
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Blayzeing
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