Question

Помогите срочно
-6 3/5 : - 1 4/5 + - 5/8 * 9 3/5 - 7 : -5 1/4

Answer 1

$- 6 \frac{3}{5} \div - 1 \frac{4}{5} + - \frac{5}{8} \times 9 \frac{3}{5} - \div - 5 \frac{1}{4} = - \frac{132}{25} - \frac{27}{8} + 7 \times \frac{4}{21} = - \frac{132}{25} - \frac{27}{8} + \frac{4}{3} = - \frac{4393}{600} = - 7 \frac{193}{600}$