Tamil Nadu Class 10 Grading System 2025: Check Marking System, Exam Pattern, CGPA and Percentage Calculator
Table of Contents
Tamil Nadu 10th Grading System 2025: The grading system for the Tamil Nadu 10th board exam was decided by the Directorate of Government Examination (DGE), Tamil Nadu. In this grading system, there are eight grades in total ranging from A1 to E where A1 is the highest grade and E is the lowest grade. These grades are allotted according to the total marks received by the student. The marks range for the grades vary for the language subjects and the non-language subjects. Along with the grades, the students are also given grade points for the Tamil Nadu Class 10 Exam 2025. Different grades have different grade points and students who receive an E grade do not get any grade points. Thus, the students getting an E grade are considered as fail.
Tamil Nadu 10th Grading System 2025
The Tamil Nadu 10th Grading System 2025 is described in the table down below:
| Marks in 1st, 3rd and non-language subjects | Marks in 2nd language subjects | Grade | Grade Point |
| 91 - 100 | 90 - 100 | A1 | 10 |
| 81 - 90 | 79 - 89 | A2 | 9 |
| 71 - 80 | 68 - 78 | B1 | 8 |
| 61 - 70 | 57 - 67 | B2 | 7 |
| 51 - 60 | 46 - 56 | C1 | 6 |
| 41 - 50 | 35 - 45 | C2 | 5 |
| 35 - 40 | 20 - 34 | D | 4 |
| 00 - 34 | 00 - 19 | E | - |
Also Read: Tamil Nadu Class 10 Result 2025
Tamil Nadu 10th Passing Marks 2025
In order to pass the Tamil Nadu 10th board exams, a student must attain a minimum of 35% in all subjects, including both compulsory subjects and optional subjects. The total marks are calculated by adding the theory marks, practical marks, and internal assessment marks. The subject-wise division of the passing marks is listed in the following table:
| Subjects | Total Marks | Passing Marks |
| Tamil | 100 | 35 |
| English | 100 | 35 |
| Social Science | 100 | 35 |
| Science | 100 | 35 |
| Mathematics | 100 | 35 |
|
Optional Language (Telugu, Arabic, Malayalam, Kannada, Hindi, Gujarati, Sanskrit, French and Urdu) |
100 | Not prescribed |
Tamil Nadu 10th Boards Revaluation System 2025
If the students are not satisfied with their marks, after the results are out, they can apply for the revaluation of their answer sheets. For revaluation, the students need to the fill the revaluation form which will be out on the official website dge.tn.gov.in, as soon as the results are out. The students will have to pay an amount of Rs. 505 in order to apply for revaluation. After a few days, the result of the rechecked copies will be out. The marks may increase, decrease or even stay the same. This result will be final and the students cannot apply again for revaluation.
Tamil Nadu 10th Compartment Exams 2025
If any student does not get passing marks in one or more subjects, he/she can sit for the compartment exams. The application forms for the compartment exams will be released on the official website of the Directorate of Government Examination (DGE) after the results are declared. The TN 10th Supplementary Exam 2025 will be conducted in June 2025 and the results of these exams will be declared in July 2025. The passing marks for the compartment exams are also 35%. The students need to attain a minimum of 35% in all the failed subjects to pass the 10th boards. The result of the compartment exams will be final and if a student fails to achieve passing marks in the compartment exams also, he/she will have to repeat the class in the following academic year.
Also Read: Tamil Nadu Class 10 Marksheet
Tamil Nadu 10th Exam Pattern 2025
The theory question papers of all the subjects are divided into four parts. The division of marks in question papers of some subjects is described in the table down below:
| Subjects | Parts | No. of questions | Marks | Total Marks |
| English | Part 1 | 14 questions of 1 mark each | 14 marks | 100 |
| Part 2 | 10 questions of 2 mark each | 20 marks | ||
| Part 3 | 10 questions of 5 mark each | 50 marks | ||
| Part 4 | 2 questions of 8 mark each | 16 marks | ||
| Mathematics | Part 1 | 14 questions of 1 mark each | 14 marks | 100 |
| Part 2 | 10 questions of 2 mark each | 20 marks | ||
| Part 3 | 10 questions of 5 mark each | 50 marks | ||
| Part 4 | 2 questions of 8 mark each | 16 marks | ||
| Science | Part 1 | 12 questions of 1 mark each | 12 marks | 75 |
| Part 2 | 7 questions of 2 mark each | 14 marks | ||
| Part 3 | 7 questions of 4 mark each | 28 marks | ||
| Part 4 | 3 questions of 7 mark each | 21 marks | ||
| Social Science | Part 1 | 14 questions of 1 mark each | 14 marks | 100 |
| Part 2 | 10 questions of 2 mark each | 20 marks | ||
| Part 3 | 10 questions of 5 mark each | 50 marks | ||
| Part 4 | 2 questions of 8 mark each | 16 marks |
The parts are also divided into certain sections with different types of questions. Students who are appearing for the Tamil Nadu 10th board examinations can visit this page frequently to get all the information regarding Tamil Nadu class 10th boards grading system 2025 and other details.
FAQs on Tamil Nadu 10th Grading System
Q: How many grades are there in the Tamil Nadu 10th grading system?
Q: Which grade is allotted to the failed students?
Q: Are supplementary exams conducted for students failing in Tamil Nadu 10th board?
Q: Is the marks range for grading same for all subjects?
Q: What is the fee for revaluation of 10th board copies?
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