The fraction 21/31 is equal to 67.74% when converted to a percentage and rounded to two decimal places. This means that 21 out of 31 parts represent about two-thirds of the whole. It's a bit more than 65% but less than 70%, falling closer to the higher end of that range.
In everyday situations, you might encounter this fraction or percentage when dealing with things like test scores, survey results, or even cooking measurements. For instance, if 21 out of 31 people in a group prefer a certain option, you could say that 67.74% of the group favors that choice. This percentage gives a clearer picture of the proportion compared to the original fraction, especially when comparing it to other percentages or benchmarks.