Question

С РЕШЕНИЕМ!!!
-1+(7/12+5/6):2 5/6-2/3

Answer 1

$- 1 + ( \frac{7}{12} + \frac{5}{6} ) \div 2 \frac{5}{6} - \frac{2}{3} = - 1 + \frac{17}{12} \div 2 \times \frac{5}{6} - \frac{2}{3} = - 1 + \frac{17}{12} \times \frac{1}{2} \times \frac{5}{6} - \frac{2}{3} = - 1 + \frac{85}{144} - \frac{2}{3} = - \frac{155}{144}$

Answer 2

Ответ:

-1+(7/5+5/6)÷2 5/6 -2/3= -53/102