20/64 as a percentage is 31.25%. This number tells you how much of a whole the fraction represents when you look at it in terms of hundredths. It’s a quick way to compare the part to a full set.
The fraction 20/64 can be simplified to 5/16, which still gives the same percentage. Even after simplifying, the value stays at 31.25%, so the size of the part doesn’t change.
When you see 31.25% on a chart or in a report, you know it means the same amount as 20 out of 64 items. It’s useful for showing parts of a group in a clear, easy‑to‑read format.
Remember, percentages like this are often rounded to two decimal places, so you get a tidy figure that’s simple to work with in everyday calculations.