10/198 = ≈5.05%
Rounded to 2 decimal places.
A fraction like 10/198 might show up when 10 people out of a group of 198 respond to a survey, need assistance, or experience the same event. That is about 5.05%, so it represents a small share of the whole group.
To picture it quickly, imagine dividing 198 items into about 20 equal groups; 10 items would be roughly one of those groups. You can also think of it as close to 5 out of every 100, or about 1 person in 20.
A common mistake is to treat 10/198 as 10%, simply because the numerator is 10. The denominator matters just as much, and because 198 is much larger than 100, the actual percentage is only a little above 5%.