The fraction 51/52 is equal to 98.08% when converted to a percentage and rounded to two decimal places. This means that 51/52 represents a very large portion of a whole, just shy of 100%. It's a fraction that's incredibly close to being complete or finished.
In practical terms, 51/52 could be used to describe situations where something is nearly complete. For example, if you've read 51 out of 52 chapters in a book, you've read 98.08% of it. Or if you've completed 51 out of 52 weeks in a year, you're 98.08% of the way through that year. This fraction and its percentage equivalent are useful for expressing progress or completion that's very close to the finish line.