9/15 as a percentage is 60.00%. This value tells you how much of a whole the fraction represents when you look at it on a 100‑point scale.
The fraction 9/15 can be reduced to 3/5, which is the same as saying three out of five equal parts. In everyday language, that means you have sixty out of one hundred parts, or simply sixty percent.
Understanding this conversion helps in many real‑world situations, like figuring out discounts, test scores, or any time you need to compare a part to a whole in a clear, easy‑to‑read format.