42/52 as a percentage is 80.77%. This rounded figure gives a quick sense of how large the fraction is compared to a whole.
The fraction 42/52 can be simplified to 21/26, which still represents the same proportion. Seeing it as a percentage makes it easier to compare with other values that are already expressed in percent form.
Knowing that 42 out of 52 is about 80.77% helps in everyday situations, like calculating scores, discounts, or success rates, where a clear, decimal‑based answer is useful.
