The fraction 23/40 is equal to 57.50% when converted to a percentage and rounded to the nearest two decimal places. This means that if you had a pie divided into 40 slices and took 23 of them, you'd have about 57.50% of the whole pie. It's a bit more than half, but not quite as much as three-fifths.
In everyday life, you might come across this fraction in various situations. For example, if 23 out of 40 students in a class passed a test, you could say that 57.50% of the class succeeded. Or if you completed 23 pages of a 40-page book, you'd be 57.50% of the way through. This percentage is useful for quickly understanding how much of something you have compared to the whole.