About This Calculator
This calculator determines your test percentage and corresponding letter grade based on your score and the total possible score.
Percentage = Score ObtainedTotal Score × 100
Grade Scale
| Percentage Range | Letter Grade |
|---|---|
| 90–100% | A |
| 80–89% | B |
| 70–79% | C |
| 60–69% | D |
| Below 60% | F |
Frequently Asked Questions
What if my score exceeds the total score?
An error message will appear. The calculation won't proceed.
Can I enter decimal scores?
Yes, decimals are supported for both obtained and total scores.
What if the total score is 0?
The calculator will show an error. Total score must be greater than 0.