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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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14 votes
REASONING Do you always need to regroup when

multiplying 3-digit or 4-digit numbers? Why or why not?

User Andrey Adamovich
by
5.1k points

1 Answer

8 votes

Answer:

You don't need to because multiplication is commutative.

User Blayzeing
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