GPA Formula
GPA = Σ (Grade Point × Credits) / Σ Credits
The GPA (Grade Point Average) uses the US 4.0 scale. Each letter grade corresponds to a number: A=4.0, B=3.0, C=2.0, D=1.0, F=0.
US 4.0 GPA Scale
| Letter | Grade Point | Percentage |
|---|---|---|
| A+/A | 4.0 | 93-100% |
| A- | 3.7 | 90-92% |
| B+ | 3.3 | 87-89% |
| B | 3.0 | 83-86% |
| B- | 2.7 | 80-82% |
| C+ | 2.3 | 77-79% |
| C | 2.0 | 73-76% |
| C- | 1.7 | 70-72% |
| D+ | 1.3 | 67-69% |
| D | 1.0 | 60-66% |
| F | 0 | Below 60% |
Step-by-Step Example
- Calculus (4 credits): A → 4.0 × 4 = 16
- English (3 credits): B+ → 3.3 × 3 = 9.9
- History (3 credits): A- → 3.7 × 3 = 11.1
- Chemistry (4 credits): B → 3.0 × 4 = 12
Total: 49. Credits: 14. GPA = 49/14 = 3.50
Semester vs Cumulative GPA
Semester GPA covers one term. Cumulative GPA covers your entire academic career. Use our Cumulative GPA Calculator.