12/264 = ≈4.55%
Rounded to 2 decimal places.
A fraction like 12/264 might show up when 12 items in a group of 264 have a certain feature, such as 12 defective products in a shipment. That means the affected portion is about 4.55%, so it would be a relatively small share of the whole group.
To picture it quickly, imagine 100 people or objects lined up: about 5 of them would represent this fraction. Since 4.55% is close to 5%, you can estimate it as roughly one out of every 20 items.
A common mistake is to treat 12/264 as 12% because the numerator is 12. The denominator matters because it tells you the size of the entire group, so the same 12 items would represent a much smaller percentage in a group of 264 than in a group of 100.