18/790 = ≈2.28%
Rounded to 2 decimal places.
A value like 18 out of 790 could describe a small share of people in a large survey, such as customers who report a certain problem. It could also represent a few defective items in a shipment or a small number of students choosing one answer, which is about 2.28%.
To picture it quickly, imagine 790 people lined up with only 18 marked; that is roughly 2 people out of every 100. Since 2.28% is a little more than 2%, it is a small fraction but not quite as tiny as 1%.
A common mistake is to treat 18/790 as 18.790 or as 18%, instead of recognizing that the whole amount is 790. It is also easy to round 2.28% to 2% and forget that the extra 0.28 percentage points may matter when the total group is very large.