Question

Express -3/5 as a rational number with denominator (1) 20

Answer 1

Let that fraction will be ( x/20 )



$- \frac{3}{5} = \frac{x}{20} \\ \\ => \frac{ - 12}{20} = \frac{x}{20}$


Comparing both sides we get, fraction will be -12/20

Answer 2

Your answer is .
-3/5 show in the denominator of 20

so, -3/5×4/4= -12/20