10/42 as a percentage is 23.81%. This value gives a quick sense of how large the fraction is compared to a whole, and it’s easy to read on reports or charts.
The fraction 10/42 can be reduced to 5/21, which still represents the same part of a whole. Seeing it in its simplest form can help when comparing it to other fractions or when doing mental math.
When you use the percentage 23.81%, you can tell people that roughly one‑quarter of something is taken. It’s a handy way to communicate size without dealing with fractions.
Remember that the percentage is rounded to two decimal places, so the exact value is a little bit more precise, but 23.81% is accurate enough for most everyday purposes.