January 15, 2025 · 8 min read
How to Calculate GPA: A Complete Guide
Calculating your GPA (Grade Point Average) is an essential skill for any student. Whether you're tracking your academic progress, applying to colleges, or planning for scholarships, understanding how GPA works gives you control over your academic future.
The Basic GPA Formula
GPA is calculated using a simple formula:
GPA = Total Grade Points ÷ Total Credit Hours
Step-by-Step Calculation
- Convert each letter grade to grade points — A = 4.0, A- = 3.7, B+ = 3.3, B = 3.0, etc.
- Multiply grade points by credit hours for each course to get quality points.
- Add up all quality points across all courses.
- Add up all credit hours attempted.
- Divide total quality points by total credit hours to get your GPA.
Example Calculation
| Course | Grade | Points | Credits | Quality Points |
|---|---|---|---|---|
| Math | A | 4.0 | 3 | 12.0 |
| English | B+ | 3.3 | 3 | 9.9 |
| History | A- | 3.7 | 4 | 14.8 |
| Science | B | 3.0 | 4 | 12.0 |
| Total | 14 | 48.7 |
GPA = 48.7 ÷ 14 = 3.48
Use our free GPA calculator to calculate your GPA instantly with any grading scale.