| Grade | Scale | Grade Description | US Grade | Notes |
|---|---|---|---|---|
| AD | 80.00 - 100.00 | Distinction | A+ | Top 5% score in the subject |
| A+ | 85.00 - 100.00 | Excellent | A+ | |
| A | 80.00 - 84.99 | Excellent | A | |
| B+ | 75.00 - 79.99 | Very good | A- | |
| B | 70.00 - 74.99 | Good | B+ | |
| C+ | 65.00 - 69.99 | Above Average | B | |
| C | 60.00 - 64.99 | Average | B- | |
| D+ | 55.00 - 59.99 | Pass | C | |
| D | 50.00 - 54.99 | Borderline pass | C- | |
| PX | Pass | S | ||
| F | 0.00 - 49.99 | Fail | F |
