Question

1/2+1 1/3-1 1/4

Gente presiso saber dessa me ajudem

Answer 1

1/2+1 1/3-1 1/4

1 1/3 = (3.1+1)/3 = 4/3
1 1/4 = (4.1+1)/4 = 5/4

1/2 + 4/3 - 5/4

mmc(2,3,4) = 12

1/2 + 4/3 - 5/4
(6 + 16 - 15)/12
7/12

=)