80.00% is what you get when you turn the fraction 80/100 into a percentage.
The fraction 80/100 simply means 80 parts out of a total of 100 equal parts. Because the denominator is 100, the fraction already lines up with the idea of “percent,” which literally means “per hundred.”
In everyday life you’ll see this kind of number a lot. A test score of 80 out of 100 points, a discount of 80 % on a sale item, or a survey showing that 80 % of people prefer one option are all examples where 80/100 and 80.00% describe the same proportion.
When we write the percentage as 80.00%, we are rounding to two decimal places. This gives a clean, precise look while still matching the exact value of the original fraction.
