Student Guide
How To Calculate GPA In College
College GPA is usually calculated using grades, credit hours, and quality points. Once you understand the basic formula, it becomes much easier to estimate your semester GPA or see how future grades may affect your cumulative GPA.
What does GPA mean?
GPA stands for grade point average. It is a number that represents your academic performance across classes. Most colleges use a 4.0 scale where an A is usually worth 4 points, a B is worth 3 points, a C is worth 2 points, and so on.
Why credit hours matter
College GPA is weighted by credit hours. A 4-credit class affects your GPA more than a 1-credit class because it carries more academic weight. That means your final grade in a larger class can move your GPA more than a smaller elective.
The basic GPA formula
To calculate GPA, multiply each course grade point by the number of credit hours for that course. Then add those quality points together and divide by the total number of credit hours.
- Grade points × credit hours = quality points
- Total quality points ÷ total credit hours = GPA
Calculate your GPA faster
Use the Goodfolk GPA Calculator to estimate your semester GPA from grades and credit hours.
Open GPA CalculatorExample GPA calculation
Suppose you take three classes: a 4-credit class with an A, a 3-credit class with a B, and a 3-credit class with an A. The quality points would be 16, 9, and 12. That gives you 37 total quality points across 10 credit hours.
Divide 37 by 10 and your GPA would be 3.7 for that set of classes.
Bottom line
GPA is not just an average of letter grades. Credit hours matter, and larger classes have a bigger impact. Once you know your grade points and credit hours, GPA becomes much easier to estimate.