| SCORE | GRADE |
| 90 and above (900 points) | A |
| 87-89 (870 points) | A- |
| 83-86 (830 points) | B+ |
| 80-82 (800 points) | B |
| 77-79 (770 points) | B- |
| 73-76 (730 points) | C+ |
| 70-72 (700 points) | C |
| 67-69 (670 points) | C- |
| 63-66 (630 points) | D+ |
| 60-62 (600 points) | D |
| 57-59 (570 points) | D- |
| 56 and below (0-569 points) | F |