Question

40 балов
Помогите срочно.........

Answer 1

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

либо по действиям:

$1) 2 frac{1}{6} -1 frac{5}{6} =1 frac{7}{6} -1 frac{5}{6} = frac{2}{6} \ 2) frac{2}{6} +3 frac{2}{6} =3 frac{4}{6} \ 3) 3frac{4}{6} -2 frac{5}{6} =2 frac{10}{6} -2 frac{5}{6} = frac{5}{6}$