The fraction 21/45 is equal to 46.67% when converted to a percentage. This percentage is rounded to the nearest two decimal places. The fraction represents a part-to-whole relationship, where 21 is the numerator (part) and 45 is the denominator (whole).
In everyday situations, percentages are often more intuitive and easier to understand than fractions. For example, if you scored 21 out of 45 questions correctly on a test, you might find it more meaningful to know that you got 46.67% correct. This percentage gives you a clearer idea of how well you performed compared to a perfect score of 100%.