The fraction 18/57 is equal to 31.58% when converted to a percentage and rounded to two decimal places. This means that if you had 57 items and selected 18 of them, you'd have chosen about 31.58% of the total. It's a bit less than one-third, which would be 33.33%.
In everyday situations, you might come across this fraction or percentage when dealing with things like test scores, survey results, or even cooking measurements. For example, if 18 out of 57 people in a class passed a difficult exam, you could say that 31.58% of the students succeeded. Understanding these numbers can help you make sense of data and comparisons in various real-world contexts.