Students need to divide the marks obtained by the total marks in five subjects to calculate CBSE class 12 score percentage. Students must secure 33% in each subject to pass the CBSE Board class 12 exam. Students can read more in this article.
How to Calculate CBSE Class 12 Score Percentage?: Students often find it difficult to convert CBSE class 12 scores to percentages. Hence, a complete step-wise guide to convert scores to percentages is given in the article below. The CBSE class 12 score percentage can be calculated by adding the scores of the 5 main subjects of CBSE class 12th and dividing the sum by 5.
For students who appeared in the CBSE class 12th exam, the Central Board of Secondary Education (CBSE) uses a nine-point grading system, ranging from 'A1' to 'E' based on exam results, where 'A1' is the highest grade and the lowest grade is 'E.' Students need to obtain at least a 'D' grade to pass the examination.
Students can compute their percentages through the CBSE Class 12 result, which will be declared in May 2025 (tentative). For those wondering how to calculate CBSE class 12 score percentage, a detailed answer has been provided below for easier reference.
How to Calculate CBSE Class 12 Score Percentage?
If any modifications are there to CBSE's percentage calculation procedure for 2025, it will be updated via an official notification. Generally, according to the evaluation criteria, CBSE assigns numerical scores for both theory and practical papers.
Students wondering how to calculate cbse class 12 score percentage in simple steps can check the step-wise guide to calculate.

- Step 1: Students need to calculate the total aggregate marks received in their 5 main subjects in the CBSE 12th board exam.
- Step 2: Students then need to divide the overall sum by 5.
- Step 3: The resulting value thus acquired will be the percentage scored in the CBSE class 12th board exam.
How to Calculate CBSE 12th Percentage for 5 Subjects?
| Subjects | Grade Points |
|---|---|
| English | 7 |
| Maths | 8 |
| Biology | 9 |
| Physics | 8 |
| Chemistry | 6 |
| Total | 41 |
The following shows how to calculate the percentage of class 10 CBSE with 5 subjects.
- Step 1: Students must add all the subject-wise marks: 8 + 9 + 8 + 7 + 9 = 41
- Step 2: They must divide the total marks by 5 to get the CGPA. 41/5 = 8.2.
- Step 3: To calculate the class 12 CBSE percentage, students can multiply the CGPA by 9.5, i.e., 8.2 by 9.5 = 77.9%.
Also Check: How to Convert CBSE CGPA to Percentage?
CBSE Evaluation Criteria 2025
The board has indicated that there will be only one term or one board examination this academic year (as was the norm earlier). The final examination will cover the syllabus (as per the CBSE Curriculum 2025). The exam pattern, however, has changed. Once students have figured out how to calculate the CBSE class 12 score percentage, they must also learn about the evaluation criteria.
For the CBSE class 12 board exams 2025, question papers will comprise 20% MCQs or objective questions. 30% would be competency-based questions. The remaining 50% would constitute the subjective or short/long answer questions.
Also Check: Passing Marks in CBSE Class 12th
CBSE 12th Grading System 2025
Now that students know how to calculate CBSE class 12 score percentages and the evaluation criteria, students can take a look at the CBSE 12th grading system. The grading system provides students with detailed information on how their marks will be categorised into grades and grade points. This system applies to both class 10th and 12th students and is implemented by the CBSE Board.
Tabulated is a breakdown of the CBSE grading system for class 12th:
| Marks Range | Grade | Grade Point |
| 91-100 | A1 | 10.0 |
| 81-90 | A2 | 9.0 |
| 71-80 | B1 | 8.0 |
| 61-70 | B2 | 7.0 |
| 51-60 | C1 | 6.0 |
| 41-50 | C2 | 5.0 |
| 33-40 | D | 4.0 |
| 21-32 | E1 | C |
| 00-20 | E2 | C |
CBSE 12th Grade to Percentage
In the CBSE class 12 marksheet 2025, the CGPA and percentage will not be mentioned. Students can use the CBSE percentage calculator class 12 as given in the table below.
| Marks Range | Grades | Grade Point | Percentage |
|---|---|---|---|
| 91 to 100 | A1 | 10.0 | 10 x 9.5 = 95% |
| 81 to 90 | A2 | 9.0 | 9 x 9.5 = 85.5% |
| 71 to 80 | B1 | 8.0 | 8 x 9.5 = 76% |
| 61 to 70 | B2 | 7.0 | 7 x 9.5 = 66.5% |
| 51 to 60 | C1 | 6.0 | 6 x 9.5 = 57% |
| 41 to 50 | C2 | 5.0 | 5 x 9.5 = 47.5% |
| 33 to 40 | D1 | 4.0 | 4 x 9.5 = 38% |
| 00 to 32 | D2 and E | C | Eligible to appear in compartment exams |
CGPA Percentage Calculator: Advantages
While the process given on how to calculate CBSE class 12 score percentages is easy, students are advised to use a CGPA percentage calculator for a precise calculation. Listed are some of the prominent benefits of a CGPA percentage calculator.
- The CGPA calculator enables students to get fast results.
- The percentage calculated is accurate and can be relied upon by the students.
- The CGPA percentage calculator can be easily operated through mobile phones, which is convenient for the user.