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  • 15-12-2015
  • Mathematics
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describe how you regroup when you find the sum of 64 + 43.

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Аноним Аноним
  • 15-12-2015
When you regroup you are basically breaking down the problem.
You would do 60 + 40=?
Then you would do 4 + 3= ?
Your answer would come out to 107
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