The fraction 51/52 expressed as a percentage is 98.08%. This means the value is just a tiny bit short of a whole 100 %.
Because the percentage is so high, 51 out of 52 parts represent almost the entire amount. You’ll see numbers like this in situations where something is nearly complete, such as a test score of 51 correct answers out of 52 questions.
In everyday language, saying something is 98.08% full or complete gives a quick sense of how close it is to being whole, without having to work with the fraction itself.