Grading Scale in Bulgarian high education institutions (universities, colleges and high schools) is based on the following grades of five numbers as 6 is being the highest possible mark students can get.
| Numeric Value * | Numeric Value ** | Transliteration English |
Transliteration Bulgarian |
Percentage % |
Description |
| 6 | 5.50–6.00 | Excellent | Отличен | 92–100% A | Best possible grade |
| 5 | 4.50–5.49 | Very Good | Много добър | 75–91% B | Next highest |
| 4 | 3.50–4.49 | Good | Добър | 59–74% C | Average performance |
| 3 | 3.00–3.49 | Satisfactory | Среден | 50–58% D | Lowest passing |
| 2 | 2.00–2.99 | Failed | Слаб | 0–49% F | Failing grade |
| – | – | passed | Zachima se/ Vzel | – | Successfully passed |
*: grading scale
**: grading scale used for examinations and test
The minimum is 2.00; grades below 3.00 are failing grades, and the maximum is 6.00.
Grades like “Very Good” (5- ) and “Average” (3+) are also possible – these are ignored in calculations of Grade Point Average (GPA).
Roughly, the Bulgarian grade system can be equated to the American one as the following: 6=A, 5=B, 4=C, 3=D, and 2=F. Also, in accordance with the Australian system, 6=HD, 5=D, 4=Cr, 3=P, and 2=F