164/656 = 25%
The fraction 164/656 represents 25%, or one-fourth of a whole. You might see a value like this when 164 out of 656 students choose a certain lunch option, or when a store marks an item down by 25%.
A quick way to picture it is to imagine a pizza cut into four equal parts, with one part shaded. Since 25% is one quarter, you can estimate it by asking whether the amount looks close to one out of every four equal groups.
A common mistake is confusing 25% with 25 percentage points or with 25 whole items. The fraction describes a part of a particular total, so the actual number represented depends on what the whole amount is.