illette illette
  • 13-08-2018
  • Mathematics
contestada

What expression is equivalent to 56+21

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reesekrous0
reesekrous0 reesekrous0
  • 13-08-2018

Since 56+21 is 77 you can do 77/2=38.5. Since 38.5 is half of 77 then just do 38.5*2


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mugeemerve
mugeemerve mugeemerve
  • 13-08-2018

56+21= answer is 71

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