Question

calcule o valor dar expressões:
a) 5/6 - 1/4 +2/3 b) 8+1/3 - 3/4



mim ajuda por favor

Answer 1

a)     5/ 6 - 1 / 4 + 2 / 3 = 10 / 12  - 3 / 12 + 8 / 12 = 15 / 12

b)    8 + 1 /3 - 3 /4 = 96 / 12 + 4/12 - 9/12 = 91/12

Answer 2

Ola Alice

a) 5/6 - 1/4 + 2/3

mmc = 12

10/12 - 3/12 + 8/12 = 15/12 = 5/4 

b) (8 + 1)/3 - 3/4

9/3 - 3/4 = 3 - 3/4 = 12/4 - 3/4 = 9/4

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