Question

-7 6/7:(-9 3/7) решите пожайлуста)))))))

Answer 1

-55/7 * -7/66 = 55/66 = 5/6

Answer 2

$- 7 \frac{6}{7} : ( - 9 \frac{3}{7} ) = 7 \frac{6}{7} : 9 \frac{3}{7} = \frac{55}{7} : \frac{66}{7} = \frac{55}{7} * \frac{7}{66} = \frac{5}{1} * \frac{1}{6} = \frac{5}{6}$