The fraction 70/91 is equal to 76.92% when converted to a percentage and rounded to two decimal places. This means that if you had 91 items and took 70 of them, you'd have about 77% of the total. It's a bit more than three-quarters but not quite four-fifths of the whole.
In everyday situations, you might see this fraction pop up in various contexts. For example, if 70 out of 91 students passed a test, you could say the pass rate was roughly 77%. Or if a basketball player made 70 out of 91 free throw attempts over a season, their free throw percentage would be about 77%. This percentage gives a quick and easy way to understand the proportion represented by the fraction 70/91.