Question

Срочно;!!!!!! Срочно!!!! Даю 20баллов​

Answer 1

Ответ:

$- \frac{4}{13} \times \frac{26}{55} = - \frac{8}{55}$

$\frac{7}{12} \times ( - \frac{2}{21} ) = - \frac{1}{18}$

$\frac{3}{22} \times ( - \frac{22}{15} ) = - \frac{1}{5}$

$\frac{1}{13} \times \frac{52}{3} = \frac{4}{3} = 1 \frac{1}{3}$