Question

Вычислите:1 3/4+2 1/3-(1 1/6-1/2)

Answer 1

$1 frac{3}{4} +2 frac{1}{3} -(1 frac{1}{6} - frac{1}{2} )=3 frac{5}{12} \ \ 1)1 frac{1}{6} - frac{1}{2} = frac{7}{6} - frac{3}{6} = frac{4}{6} \ \ 2)1 frac{3}{4} +2 frac{1}{3} =1 frac{9}{12} +2 frac{4}{12} =3 frac{13}{12} =4 frac{1}{12} \ \ 3)4 frac{1}{12} - frac{4}{6} =3 frac{13}{12} - frac{8}{12} =3 frac{5}{12}$