The fraction 57/81 is equal to 70.37% when converted to a percentage and rounded to two decimal places. This means that if you had 81 items and took 57 of them, you'd have about 70% of the total. It's a bit more than two-thirds but not quite three-quarters of the whole.
In everyday situations, you might see this fraction pop up in things like test scores or statistics. For example, if a student got 57 questions right out of 81 on a quiz, they'd score around 70% on that test. Or in sports, if a basketball player made 57 out of 81 free throw attempts over a season, their free throw percentage would be about 70%.
