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Why would you use associate property of multiplication to solve (10x4)x2? How would you regroup the factors?
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Why would you use associate property of multiplication to solve (10x4)x2? How would you regroup the factors?

User John Deighan
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I would regroup them by having (4x2)x10. Because, all you do is add a zero to the product that you get in the parenthesis.
User Muhannad Fakhouri
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