9/40 as a percentage is 22.50%. This is the exact value when the fraction is expressed in percent form, rounded to two decimal places.
The fraction 9/40 is a little less than one quarter. Since a quarter is 25%, you can see that 22.50% is just a bit smaller. It’s a useful size when you need a portion that isn’t a simple half or quarter, like splitting a pizza into 40 slices and taking 9 of them.
In everyday life you might see this percentage when calculating discounts, grades, or portions in recipes. For example, a 22.5% discount means you pay a little less than three‑quarters of the original price, and a test score of 22.5% would indicate a low but not zero performance.
