41/328 = 12.5%
A value like 41 out of 328 could show up in a survey, such as 41 people choosing one option out of 328 responses. It might also describe a small share of a school, workplace, or neighborhood taking part in an activity.
You can picture 12.5% as one out of every eight equal parts. It is also half of 25%, so it is a little more than one-tenth and much less than one-quarter.
A common mistake is to think 12.5% means 12.5 whole items instead of a portion of the total. When estimating, remember that this percentage is exactly halfway between 10% and 15%, which can help you judge whether an answer is reasonable.