The fraction 21/63 is 33.33% when expressed as a percentage. This simple ratio shows how a small part of a whole can be represented in everyday language.
When you reduce 21/63, you get 1/3, which is a common fraction you’ll see in many real‑world situations, like splitting a pizza into three equal slices. Knowing its percentage form makes it easier to compare with other percentages you encounter.
Using 33.33% can help you quickly understand proportions in school projects, budgeting, or any activity where you need to see a part of a total at a glance. It’s a handy number to keep in mind.