Question

Express 3/5 as rational number with numetor -21

Answer 1

Answer:

3/5×-7/-7

-21/-49

3/7

Hope it helps you.

Answer 2

Answer:

$\frac{3}{5} \times \frac{ - 7}{ - 7} = \frac{ - 21}{-35}$

= 3/7

hope it helps....