What is 16/20 as a percentage? It is 80.00%.
The fraction 16/20 can be reduced to 4/5, which means you have four equal parts out of a total of five. In everyday terms, that’s a strong majority—four‑fifths of something.
Seeing the result as 80.00% makes it easy to compare with other percentages, like test scores or sales discounts. It tells you that for every 100 units, 80 of them are covered by the fraction.