Question

2 2/5×5/6-3/4×1 2/3 дроби​

Answer 1

Ответ:

$2 \times \frac{2}{5} \times \frac{5}{6} - \frac{3}{4} \times 1 \times \frac{2}{3} = \frac{12}{5} \times \frac{5}{6} - \frac{3}{4} \times \frac{5}{3} = \frac{10}{5} - \frac{5}{4} = \frac{40 - 25}{20} = \frac{15}{20} = \frac{3}{4}$