Question

Write the following rational numbers with positive denominators.

$\frac{8}{-18}$

Answer 1

Given rational number: $\frac{8}{-18}$

Now to make denominator positive we have to multiply both numerator and denominator by $-1$

So, $\frac{8\times -1}{-18\times -1}=\frac{-8}{18}$

Hence, $\frac{-8}{18}$ is a rational number with positive denominator.