30/48 as a percentage is 62.50%. This number tells you how much of a whole 30 out of 48 represents. The fraction itself can be reduced to 5/8, which is an easy way to see the size of the part.
When you look at 5/8, it’s clear that the part is more than half but less than three‑quarters of a whole. That’s why the percentage lands right in the middle of 50% and 75%. It’s a convenient figure to remember for quick estimates.
In everyday situations, you might use this percentage when splitting something into eight equal pieces and taking five of them, like sharing pizza slices or dividing a budget. Knowing that 5/8 equals 62.50% helps you communicate the share in a way that’s easy for anyone to understand.