The fraction 64/81 is equal to 79.01% when converted to a percentage and rounded to two decimal places. This percentage represents how much of 81 is covered by 64. It's a bit more than three-quarters but not quite four-fifths of the whole.
In everyday situations, you might come across this fraction or percentage when dealing with ratios or proportions. For example, if 64 out of 81 students passed a test, you could say that 79.01% of the class was successful. This number gives a clear picture of how well the group performed overall, making it easier to understand than the original fraction.