21/33 as a percentage is 63.64%. This value comes from turning the fraction into a part‑of‑a‑hundred form, which is handy when you need to compare numbers easily.
The fraction 21/33 can be simplified to 7/11, but whether you use the original or the reduced form, the percentage stays the same. It tells you that for every 100 units, about 63.64 of them belong to the part represented by the fraction.
In everyday situations, you might see this percentage on a report card, a sales chart, or a sports stat. Knowing the percentage helps you quickly see how large the fraction is compared to a whole.
