The fraction 31/39 is equal to 79.49% when converted to a percentage and rounded to two decimal places. This means that 31 out of 39 parts represent about four-fifths of the whole. It's a bit more than three-quarters (75%) but not quite as much as four-fifths (80%).
In everyday situations, you might encounter this fraction or percentage when dealing with things like test scores, survey results, or progress tracking. For example, if you completed 31 out of 39 tasks on a to-do list, you'd be about 79.49% done with your work. It's a fairly high percentage, showing significant progress or achievement in most contexts.