42/48 as a percentage is 87.50%. This number shows how much of a whole 42 out of 48 parts represents.
The fraction 42/48 can be simplified to 7/8, which is a common fraction you might see in recipes or measurements. Seeing it as a percentage makes it easier to compare with other values that are already expressed in percent.
Whenever you need a quick sense of scale, remembering that 42/48 equals about 87.5% helps you decide if something is close to full capacity or still has room left.