Question

2 2/7×3/8÷1 2/7 пж помогите​

Answer 1

Ответ:

2 2/7*3/8=16/7*3/8=48/56=6/7

6/7÷1 2/7= 6/7*9/7=42/63=2/3

Answer 2

Ответ:

$\frac{2}{3}$

Пошаговое объяснение:

$2\frac{2}{7} * \frac{3}{8}:1\frac{2}{7}$ = $\frac{16}{7} * \frac{3}{8} : \frac{9}{7}$ = $\frac{48}{56} : \frac{9}{7}$ = $\frac{48}{56} * \frac{7}{9}$ = $\frac{336}{504}$ = $\frac{112}{168}$ = $\frac{56}{84}$ = $\frac{28}{42}$ = $\frac{14}{21}$ =$\frac{2}{3}$