LinconCesar13
LinconCesar13 LinconCesar13
  • 13-03-2017
  • Mathematics
contestada

Calcule o valor da expressão abaixo

A) (1/3 + 1/2) - (5/6 - 3/4) =

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 13-03-2017
(1/3+1/2)-(5/6-3/4)=
1/3+1/2-5/6+3/4=
4/12+6/12-10/12+9/12=
10/12-1/12=
9/12=
3/4
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