Question

помогите решить
1/2-3 1/8:5/16

Answer 1

$\frac{1}{2} - 3 \times \frac{2}{5}$

$\frac{1}{2} - 3 \times \frac{1}{8} \times \frac{16}{5}$
$\frac{1}{2} - \frac{6}{5}$
$- \frac{7}{10}$
$- 0.7$