12/80 as a percentage is 15.00%. This rounded value gives a quick sense of how large the fraction is compared to a whole.
The fraction 12/80 can also be simplified to 3/20, which means you have 3 parts out of every 20 equal parts. Thinking of it in terms of everyday examples, if you had 20 pieces of candy and ate 3 of them, you’d have eaten 15 % of the total.
Knowing the percentage makes it easier to compare this amount to other numbers. Whether you’re looking at grades, discounts, or data sets, 15.00% tells you the same thing in a format most people understand quickly.
