Grade calculator for a 26-question test
On a 26-question test, each question is worth 3.85% and you can miss 2 for an A, 5 for a B, 7 for a C and 10 for a D (common 90/80/70/60 scale). One wrong answer is 96.2%.
26-question test grade chart
Score for every number of wrong answers, rounded to one decimal.
| Wrong | Right | Score | Letter |
|---|---|---|---|
| 0 | 26 | 100.0% | A |
| 1 | 25 | 96.2% | A |
| 2 | 24 | 92.3% | A |
| 3 | 23 | 88.5% | B |
| 4 | 22 | 84.6% | B |
| 5 | 21 | 80.8% | B |
| 6 | 20 | 76.9% | C |
| 7 | 19 | 73.1% | C |
| 8 | 18 | 69.2% | D |
| 9 | 17 | 65.4% | D |
| 10 | 16 | 61.5% | D |
| 11 | 15 | 57.7% | F |
| 12 | 14 | 53.8% | F |
| 13 | 13 | 50.0% | F |
| 14 | 12 | 46.2% | F |
| 15 | 11 | 42.3% | F |
| 16 | 10 | 38.5% | F |
| 17 | 9 | 34.6% | F |
| 18 | 8 | 30.8% | F |
| 19 | 7 | 26.9% | F |
| 20 | 6 | 23.1% | F |
| 21 | 5 | 19.2% | F |
| 22 | 4 | 15.4% | F |
| 23 | 3 | 11.5% | F |
| 24 | 2 | 7.7% | F |
| 25 | 1 | 3.8% | F |
| 26 | 0 | 0.0% | F |
The math: score = right answers ÷ 26 × 100. Each question is 100 ÷ 26 = 3.85 percentage points, so every wrong answer takes 3.85 points off a perfect 100%. Letters use the common 90/80/70/60 scale with no rounding up; your teacher may use different cutoffs, plus and minus grades or a curve, so check your school’s grading policy.