Question

express 9/-15 as a rational no. with numerator -12

Answer 1

Answer:

$\frac{9}{ - 15} = \frac{3 \times 3}{ - 3 \times 5} \\ = \frac{3}{ - 5} = \frac{3 \times ( - 4)}{ - 5 \times ( - 4)} = \frac{ - 12}{20}$