13/55 as a percentage is 23.64%. This number comes from the same value you get when you write the fraction as a part of a whole. It’s a handy way to see how big the fraction is compared to 100.
The fraction 13/55 means 13 parts out of 55 equal parts. In everyday situations you might see something like 13 out of 55 votes, or 13 successes in 55 tries. Turning that into a percentage lets you compare it easily with other numbers.
When you use the rounded percentage, you keep it simple: 23.64% tells you roughly one quarter of the whole. It’s useful for quick estimates, reports, or when you need to explain the size of the fraction to someone who prefers percentages.