15/531 = ≈2.82%
Rounded to 2 decimal places.
A fraction like 15/531 could describe a small share of people in a survey, such as customers who choose a certain product or students who miss an event. It represents about 2.82%, so it might also show up in situations like a small number of defective items in a large shipment.
To picture it quickly, imagine dividing 531 people into about 100 equal groups and selecting roughly three people. Another easy estimate is to think of it as about 1 out of every 35 people, which makes the fraction feel more concrete.
A common mistake is to assume that 15/531 is close to 15%, because the numerator is 15. The denominator matters just as much: since 531 is much larger than 15, the actual portion is only a small percentage.