The fraction 21/43 is equal to 48.84% when converted to a percentage and rounded to two decimal places. This means that if you had 43 equal parts of something and took 21 of those parts, you'd have about 48.84% of the whole. It's a bit less than half, but pretty close.
In everyday situations, you might come across this fraction or percentage when dealing with things like test scores, survey results, or even cooking measurements. For example, if 21 out of 43 people in a class passed a test, you could say that 48.84% of the class passed. This percentage gives a clearer picture of the proportion than the fraction alone, especially when comparing different-sized groups.