12/36 = ≈33.33%
Rounded to 2 decimal places.
A value like 33.33% can show up when about one out of every three people in a group chooses the same answer. You might also see it when a recipe uses one part of an ingredient for every three equal parts.
To picture 12/36 quickly, imagine 36 objects split into three equal groups, with 12 objects in each group. That makes it easy to estimate as about one-third, or roughly 33%.
One common point of confusion is treating 33.33% as exact. The fraction 12/36 is exactly one-third, while 33.33% is a rounded version of that value.