Scores Out of 30 as Percentages
Every possible score on a 30-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 |
|---|---|---|---|
| 0/30 | 0% | F | 30 |
| 1/30 | 3.3% | F | 29 |
| 2/30 | 6.7% | F | 28 |
| 3/30 | 10% | F | 27 |
| 4/30 | 13.3% | F | 26 |
| 5/30 | 16.7% | F | 25 |
| 6/30 | 20% | F | 24 |
| 7/30 | 23.3% | F | 23 |
| 8/30 | 26.7% | F | 22 |
| 9/30 | 30% | F | 21 |
| 10/30 | 33.3% | F | 20 |
| 11/30 | 36.7% | F | 19 |
| 12/30 | 40% | F | 18 |
| 13/30 | 43.3% | F | 17 |
| 14/30 | 46.7% | F | 16 |
| 15/30 | 50% | F | 15 |
| 16/30 | 53.3% | F | 14 |
| 17/30 | 56.7% | F | 13 |
| 18/30 | 60% | D | 12 |
| 19/30 | 63.3% | D | 11 |
| 20/30 | 66.7% | D | 10 |
| 21/30 | 70% | C | 9 |
| 22/30 | 73.3% | C | 8 |
| 23/30 | 76.7% | C | 7 |
| 24/30 | 80% | B | 6 |
| 25/30 | 83.3% | B | 5 |
| 26/30 | 86.7% | B | 4 |
| 27/30 | 90% | A | 3 |
| 28/30 | 93.3% | A | 2 |
| 29/30 | 96.7% | A | 1 |
| 30/30 | 100% | A | 0 |
Grade a 30-Question Test
Use the Test Grade Calculator to interactively grade any 30-question test. Enter the number of questions wrong and get your score instantly, plus a printable grading-scale table.