2/21 as a percentage is **9.52%**. This tiny slice of a whole is useful when you need a quick sense of scale without dealing with fractions.
The fraction 2/21 means you have two parts out of a total of twenty‑one equal parts. It shows up in everyday situations, like a small portion of a budget or a tiny share of a class project.
Remember that 9.52% is just another way to write 2/21. Whenever you see the percent, you can think of it as “about nine out of every hundred,” which is close enough for most practical uses.