Scores Out of 20 as Percentages
Every possible score on a 20-question test or assignment, converted to a percentage and letter grade. Click any row to see the full worked calculation.
| Score | Percentage | Letter Grade | Wrong |
|---|---|---|---|
| 0/20 | 0% | F | 20 |
| 1/20 | 5% | F | 19 |
| 2/20 | 10% | F | 18 |
| 3/20 | 15% | F | 17 |
| 4/20 | 20% | F | 16 |
| 5/20 | 25% | F | 15 |
| 6/20 | 30% | F | 14 |
| 7/20 | 35% | F | 13 |
| 8/20 | 40% | F | 12 |
| 9/20 | 45% | F | 11 |
| 10/20 | 50% | F | 10 |
| 11/20 | 55% | F | 9 |
| 12/20 | 60% | D | 8 |
| 13/20 | 65% | D | 7 |
| 14/20 | 70% | C | 6 |
| 15/20 | 75% | C | 5 |
| 16/20 | 80% | B | 4 |
| 17/20 | 85% | B | 3 |
| 18/20 | 90% | A | 2 |
| 19/20 | 95% | A | 1 |
| 20/20 | 100% | A | 0 |
Grade a 20-Question Test
Use the Test Grade Calculator to interactively grade any 20-question test. Enter the number of questions wrong and get your score instantly, plus a printable grading-scale table.