How it's calculated
score % = (total − wrong) ÷ total × 100
total = questions on the test, wrong = answers marked wrong; the percentage is mapped to a letter grade (A–F) and GPA on the chosen scale.
Reference ranges
| Percentage | Letter grade | GPA |
|---|---|---|
| 90 – 100 | A | 4.0 |
| 80 – 89 | B | 3.0 |
| 70 – 79 | C | 2.0 |
| 60 – 69 | D | 1.0 |
| Below 60 | F | 0.0 |
Common questions
What grade is 8 wrong out of 40?
32 correct out of 40 is 80%, which is a B on the standard US scale.
How is a test percentage calculated?
Divide correct answers by total questions and multiply by 100. So 45 right out of 50 is 90%.