The fraction 28/39 is equal to 71.79% when converted to a percentage and rounded to two decimal places. This means that if you had 39 equal parts of something and took 28 of those parts, you'd have about 71.79% of the whole. It's a bit more than two-thirds but not quite three-quarters of the total.
In everyday situations, you might come across this fraction or percentage in various contexts. For example, if 28 out of 39 students in a class passed a test, you could say the pass rate was 71.79%. Or if a basketball player made 28 out of 39 free throw attempts, their free throw percentage would be 71.79%. This percentage is often used to represent a fairly good success rate or a significant majority of something.