TBSE HS Grading System 2025: Grading Process, Marking Scheme, Passing Marks
Table of Contents
Tripura Board of Secondary Education incorporates grades ranging from A1 to E. The grades are awarded based on the performance of a student in the TBSE 12th board exams. In addition to this, an internal assessment scoring is also done in every subject based on the performance of a student.
TBSE HS grading system 2025 includes a total of 8 grades; A1 being the highest and E being the lowest, where a student is declared disqualified. In case of internal assessment, a 5- 5-grade point system is followed. The grade range is between A1 and D. The grades are awarded based on the marks scored in each subject.
TBSE HS Grading System 2025
As per the TBSE class 12 grading system 2025, the highest grade is A for students who score between 91 to 100 marks. E Grade is given to the students who score less than 32 marks. A passing grade is a D grade awarded to students scoring 33 to 40 marks. Hence, a minimum D grade is required in every subject to pass the exam.
The following table shows the grade-wise marks and aggregated marks in the TBSE HS exam.
| Grades | Marks | Range |
| A1 | 91 - 100 marks | 451 - 500 aggregate marks |
| A2 | 81 - 90 marks | 401 - 450 aggregate marks |
| B1 | 71 - 80 marks | 351 - 400 aggregate marks |
| B2 | 61 - 70 marks | 301 - 350 aggregate marks |
| C1 | 51 - 60 marks | 251 - 300 aggregate marks |
| C2 | 41 - 50 marks | 201 - 250 aggregate marks |
| D | 33 - 40 marks | 165 - 200 aggregate marks |
| E | 32 and less | Less than 165 aggregate marks |
Grade points based on the grades and marks scored
- The grade points are given based on the grades awarded and the aggregate marks scored.
- 8 grade points are awarded to the students who score A1 grade and overall marks lying between 451 to 500.
- 7 grade points are awarded to the students who score A2 grade and overall marks lying between 401 to 450.
- 6 grade points are awarded to the students who score B1 grade and overall marks lying between 351 - 400.
- 5 grade points are awarded to the students who score B2 grade and overall marks lying between 301 to 350.
- 4 grade points are awarded to the students who score C1 grade and overall marks lying between 251 to 300.
- 3 grade points are awarded to the students who score C2 grade and overall marks lying between 201 to 250.
- 2 grade points are awarded to the students who score a D grade and overall marks lying between 165 to 200.
- 1 grade point is given to the students who score an E grade and a total overall marks of 165 or less than 165.
Read More: TBSE 12th Marksheet
Tripura HS Grading System 2025 For Internal Assessment
The internal assessment is marked for a total of 20 marks. The internal assessment is marked by the respective school authorities affiliated to the TBSE. Based on students’ performance, the students are scored and further shared with the board.
Calculation of internal assessment
- Half-yearly exam = 80 marks, converted to 5 marks.
- Pre-Board exam = 80 marks, converted to 5 marks.
- Attendance = 5 marks.
- Notebook = converted to 5 marks.
Tripura HS Marking scheme 2025
The TBSE HS exam does not follow a negative marking scheme. The subject-wise examination is conducted for a total of either 100 marks or 80 marks.
The practical exams are conducted for 20 marks, and the rest 10 marks are for notebooks and attendance together. Hence, the practical is worth a total of 30 marks for the practical. The practical marks vary for different subjects. For example, for music, the experiment is conducted for a total of 55 marks, and for vocational subjects, the practical is conducted for 70 marks.
Subjects like physics, chemistry, geography, biology, psychology, etc, have a theory paper for 70 marks and a practical exam for 30 marks.
Read More: TBSE 12th Marking Scheme
TBSE HS Exam Passing Criteria
A minimum of 33% marks is required in every subject to pass the TBSE HS exam. Minimum 165 marks are required out of 500 marks. Minimum grade required to pass the exam is D, with a grade point of 2.
However, students must perform well in the school projects, assignments, and other curricular activities, as internal assessment marks are also given based on the student’s performance in class. In case a student fails to achieve the passing marks, they must appear for the supplementary exam, conducted soon after the declaration of the TBSE HS board result.
Read More: TBSE 12th Passing Marks
Calculation of Percentage from TBSE HS Grades
- Sum up all the marks of every subject of both theory and practical examinations. For illustration, if there are 6 subjects, add marks of the top 5 subjects, with the highest scores.
- Divide the sum by the overall possible marks and multiply it by 100. You'll get the aggregate percentage.
- With the help of the 12th board grading system, as discussed above, look for the appropriate grade.
Follow these steps to get the figures. Those who fail to achieve the minimum marks will have to take the supplementary exam.
Read More: TBSE 12th Supplementary Results 2025
FAQs on TBSE 12th Grading System
Q: What is the minimum percentage and grade required to pass the TBSE HS exam?
Q: What is the grade range followed by the TBSE HS grading system?
Q: How many grade points are required to pass the exam?
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