serena20 serena20
  • 16-11-2016
  • Mathematics
contestada

describe two different strategies you can use to a 60 + 35 + 24 +

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Аноним Аноним
  • 16-11-2016
119 i hope this help you
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shotgunslayer100
shotgunslayer100 shotgunslayer100
  • 16-11-2016
What you can do, is add up the last digits and add them to the first digits (break up)

60 + 30 + 20 AND 5+4
so you get
110 + 9
119


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