Question

-6/7:10/21
repede va rog

Answer 1

-6/7 : 10/21 =

= -6/7 x 21/10

= -9/5

Answer 2

$- \frac{6}{7} \div \frac{10}{21}$=
=$- \frac{6}{7} \times \frac{21}{10}$=
=$- \frac{3}{1} \times \frac{3}{5}$=
=$- \frac{9}{5}$