The fraction 21/24 is equal to 87.50% when converted to a percentage and rounded to two decimal places. This percentage represents how much of a whole the fraction represents. In other words, if you had 24 equal parts of something and took 21 of those parts, you'd have 87.50% of the whole.
To put this in perspective, 87.50% is pretty close to 90%, which is almost the entire amount. It's like filling up a glass of water and leaving just a small space at the top. This fraction and percentage could be useful in various real-world situations, such as measuring ingredients in cooking, calculating grades in school, or determining the completion of a project.