13 ÷ 31 is roughly 41.94%. This is the percentage form of the fraction 13/31 when rounded to two decimal places.
The fraction 13/31 appears in everyday situations, such as when you have 13 successes out of 31 attempts. Saying it as a percentage makes it easier to compare with other data, because most people think in terms of hundredths.
When you see 41.94%, remember it’s an approximation. The exact decimal goes on forever, but rounding to two places gives a clear, concise figure that’s useful for reports, grades, or quick estimates.