13/397 = ≈3.27%
Rounded to 2 decimal places.
A value like 13/397, or about 3.27%, can describe a small share in everyday life. For example, it could represent 13 defective products in a shipment of 397, 13 rainy days in a 397-day period, or a small group selected from a much larger crowd.
To picture it quickly, think of about 3 people out of every 100, or roughly 1 person out of every 30. It is more than 3% but still a fairly small portion, so a visual with 100 dots would have only about three highlighted.
A common mistake is treating 3.27% as if it were 3.27 whole items. The percentage describes a portion of the total, so the actual number of items depends on how large the group is.