9/49 expressed as a percentage is 18.37%. This rounded figure is the simplest way to see how large the fraction is compared to a whole.
The fraction 9/49 is already in its simplest form because 9 and 49 share no common factors other than 1. It represents nine parts out of a total of forty‑nine equal parts, which is a little less than one fifth of the whole.
In everyday situations, you might see this percentage used to describe a small portion of a group, like 18.37% of a class that likes a certain sport. Rounding to two decimal places keeps the number easy to read while still being fairly accurate.