Scores Out of 31 as Percentages
Every possible score on a 31-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 |
|---|---|---|---|
| 0/31 | 0% | F | 31 |
| 1/31 | 3.2% | F | 30 |
| 2/31 | 6.5% | F | 29 |
| 3/31 | 9.7% | F | 28 |
| 4/31 | 12.9% | F | 27 |
| 5/31 | 16.1% | F | 26 |
| 6/31 | 19.4% | F | 25 |
| 7/31 | 22.6% | F | 24 |
| 8/31 | 25.8% | F | 23 |
| 9/31 | 29% | F | 22 |
| 10/31 | 32.3% | F | 21 |
| 11/31 | 35.5% | F | 20 |
| 12/31 | 38.7% | F | 19 |
| 13/31 | 41.9% | F | 18 |
| 14/31 | 45.2% | F | 17 |
| 15/31 | 48.4% | F | 16 |
| 16/31 | 51.6% | F | 15 |
| 17/31 | 54.8% | F | 14 |
| 18/31 | 58.1% | F | 13 |
| 19/31 | 61.3% | D | 12 |
| 20/31 | 64.5% | D | 11 |
| 21/31 | 67.7% | D | 10 |
| 22/31 | 71% | C | 9 |
| 23/31 | 74.2% | C | 8 |
| 24/31 | 77.4% | C | 7 |
| 25/31 | 80.6% | B | 6 |
| 26/31 | 83.9% | B | 5 |
| 27/31 | 87.1% | B | 4 |
| 28/31 | 90.3% | A | 3 |
| 29/31 | 93.5% | A | 2 |
| 30/31 | 96.8% | A | 1 |
| 31/31 | 100% | A | 0 |
Grade a 31-Question Test
Use the Test Grade Calculator to interactively grade any 31-question test. Enter the number of questions wrong and get your score instantly, plus a printable grading-scale table.