Найдите значение выражений 8- 3 6/7, 2 1/8+3 5/12, 7 3/8-3 5/6

8- ${3} \frac{6}{7}$ = ${5} \frac{1}{7}$

${2} \frac{1}{8}$ + ${3}\frac{5}{12}$ = $\frac{17}{8}$ + $\frac{41}{12}$ = $\frac{51}{24}$ + $\frac{82}{24}$ = $\frac{133}{24}$ = ${5} \frac{13}{24}$

${7} \frac{3}{8}$ - ${3} \frac{5}{6}$ = $\frac{59}{8}$ - $\frac{23}{6}$ = $\frac{177}{24}$ - $\frac{92}{24}$ = $\frac{85}{24}$ = ${3} \frac{13}{24}$