53/54 as a percentage is 98.15%. This number shows how close the fraction is to a full whole, with only a tiny part missing.
The fraction 53/54 means you have 53 pieces out of a total of 54 equal parts. Since the denominator is only one more than the numerator, the value is just a little less than 1, which is why the percentage is so high.
In everyday situations, such a high percentage can represent things like a test score, a completion rate, or a success ratio that is almost perfect. When you see 98.15%, you can quickly understand that the result is very close to 100%, but not quite there.