blake36
blake36 blake36
  • 29-03-2017
  • Mathematics
contestada

what is the sum of 20 + 21

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nina59 nina59
  • 29-03-2017
the sum of 20 and 21 is 41
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princess210
princess210 princess210
  • 29-03-2017
so what your going to do is put them on top of eachother like this and just solve
Ver imagen princess210
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