Grade Replacement Calculator: Full Guide (2025)
Use our grade replacement calculator to predict your GPA after retaking a course. Supports full replacement, averaging, and forgiveness policies.
Common Policies
- Full Replacement: Old grade removed, new grade counts
- Average: Both grades averaged
- Forgiveness: Old grade excluded, new grade added
Formula
Full Replacement: (Total Points - Old Points + New Points) / Total Credits
Average: (Old + New)/2 for that course
Example
| Policy | Old C (2.0) | New A (4.0) | New GPA |
|---|---|---|---|
| Full Replace | Removed | 4.0 × 3 | 3.45 |
| Average | (2.0+4.0)/2 = 3.0 | — | 3.30 |
| Forgiveness | Not counted | 4.0 × 3 | 3.48 |
School Examples
- UC System: Full replacement (first 16 units)
- Many State Schools: Average both
- Private: Forgiveness with limit
Step-by-Step Guide
- Check policy: Registrar or handbook
- Enter current GPA & credits
- Add old & new grades
- See new GPA
Why Use This Calculator?
- Multiple policies
- Accurate prediction
- Plan retakes
- Free & instant
FAQ
Does retaking hurt GPA?
Only if averaged. Full replacement helps.
Can I retake for A+?
Yes. 4.0+ boosts more.
Is forgiveness common?
Yes, with limits (e.g., 1–3 courses).
Pro Tips
- Retake early in degree
- Use Grade Decay to see long-term
- Confirm policy in writing
Conclusion
Retake smart. Use our grade replacement calculator to boost your GPA. Calculate now!
Related: Grade Forgiveness | Grade Decay