Question

Calcule o valor das expressões :
A ) 5/6 - 1/4 + 2/3
B ) 8 + 1/3 - 3/4

Obs : QUERO EXPLICADO !

OBRIGADO !

Answer 1

Ola Swifter

A) 5/6 - 1/4 + 2/3

mmc(3,4,6) = 12

5/6  = 10/12
1/4  = 3/12 
2/3  = 8/12

10/12 - 3/12 + 8/12 = (10 - 3 + 8)/12 = 15/12 = 5/4 

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