Seudónimo Seudónimo
  • 16-09-2016
  • Mathematics
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how can you use expanded form to multiply a multi-digit number by a 1-digit number?

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charstar
charstar charstar
  • 16-09-2016
you write the number in expanded form, and multiply each part by the 1-digit number. then you add the new parts together and there you are.
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