5/51 as a percentage is 9.80%. This number tells you how much of a whole 5 parts out of 51 represent. It’s a small slice, just under ten percent of the whole.
The fraction 5/51 can be thought of as five pieces taken from a group of fifty‑one equal pieces. If you picture a pizza cut into 51 slices, taking five slices would give you about one‑tenth of the pizza.
When you see 9.80% on a chart or a report, you know it’s the same as the fraction 5/51. It’s a quick way to compare the fraction with other percentages, like 10% or 5%, without having to work with the original numbers.