randkev07 randkev07
  • 03-03-2016
  • Mathematics
contestada

When do you need to regroup, explain?

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Аноним Аноним
  • 03-03-2016
For an example when you need to regroup like for example
 15
+9
_____
             You will see 9+ 5 = 14 so you will need to regroup the one into the 1 and leave the 4 below the 5 and 9



I might not be answering your question though, because I need to know what equation is it
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