Question

18 is 20℅ of what of number?

Answer 1

18 is 20% of 90.
18/90= 0.2 OR 20%

Answer 2

18 is 20% of 90

Change the percentage into a decimal by dividing it over 100:

`(20)/(100) = 0.2`

Divide 18 by 0.2:

`(18)/(0.2) = 90`