| Grade | Scale | Scale 2 | Grade Description | US Grade | Notes |
|---|---|---|---|---|---|
| MB | 90.000 - 100.000 | 9.000 - 10.000 | Excellent/Very Good (Excelente/Muy Bien) | A | |
| B | 80.000 - 89.990 | 8.000 - 8.990 | Good (Bien) | B | |
| S | 60.000 - 79.990 | 6.000 - 7.990 | Sufficient (Suficiente) | C | |
| AC | Accredited (Acreditada) | S | |||
| NA | 0.000 - 59.990 | 0.000 - 5.990 | Fail (Reprobado) | F | Usually marked as NA or N/A. |