Final Grade Calculator
Find out exactly what score you need on your final exam to reach your target course grade. Enter your current grade, your goal, and how much the final is worth.
105.0%
Required final exam score
25%
Final exam weight
This target is not possible with the final exam alone — it would require a score above 100%. Consider a lower target or ask about extra credit.
Required Scores for Common Targets
Based on your current grade of 85% and a final worth 25% of the course.
| Target grade | Required final score |
|---|---|
| 90% | Not possible |
| 80% | 65.0% |
| 70% | 25.0% |
| 60% | Already secured |
Frequently Asked Questions
- How do I calculate what I need on my final?
- The formula is: required score = (desired grade − current grade × (1 − weight)) / weight, with the final's weight expressed as a decimal. This tool applies the formula instantly and interprets the result for you.
- What if the required score is over 100%?
- It means the target grade is not reachable with the final exam alone. Consider a slightly lower target, or ask your instructor about extra credit or replacement policies.
- What if the required score is zero or negative?
- Congratulations — your target grade is already secured. Even a 0 on the final would leave your course grade at or above the target.
- How much is a final exam usually worth?
- Most course finals are weighted between 20% and 30% of the overall grade, though some comprehensive finals reach 40% or more. Check your syllabus for the exact weight.
- Where do I find my current grade?
- Check your course's online gradebook, or use our Weighted Grade Calculator to compute it from your category scores and weights, then enter the result here.