12.50% is what you get when you turn the fraction 9⁄72 into a percent.
The fraction 9⁄72 can be reduced to a simpler form, which makes it easy to see how small a part of a whole it represents. Even in its reduced state, it still shows the same relationship between the numerator and denominator.
Because it’s only a tiny slice of a whole, this percentage is useful when you need to compare small portions—like measuring ingredients, calculating discounts, or figuring out test scores.
Remember, whenever you see 9⁄72, you can think of it as about 12.50% of the total.