Вычислите: 1/4+7/12+1 1/3 - (1 1/6 - 1/2)=
= 3/12 + 7/12 + 44/12 - (11/6 - 3/6) = 54/12 - 8/6 = 54/12 - 16/12 = 38/12 = =19/6 =
спс