Tamil Nadu 10th Mathematics Deleted Syllabus 2026 Check Chapter Wise Syllabus
Table of Contents
The DGE, TN (Directorate of Government Examinations, Tamil Nadu) is the body that decides the syllabus of various subjects for the class 10th in the state. The Tamil Nadu 10th mathematics Deleted Syllabus will be of great help to the students. Now, the candidates will get sufficient time to finish their maths syllabus. Thus, students preparing for their Tamil Nadu 10th Exam 2026 should get an insight into the updated syllabus.
The Tamil Nadu 10th Deleted Syllabus will unquestionably help in creating the right preparation strategy. The notable revisions in the syllabus can be considered as a rationalization effort on the part of the board authorities. Several topics and subtopics in Mathematics have been deleted to ease the burden faced by students. Hence, the reduced syllabus will help in strengthening concept-based understanding. Mathematics is one such subject where application-based learning is important. The Tamil Nadu 10th mathematics Deleted Syllabus aims to rationalize the curriculum. Various complex and overlapping sections have been removed. Even the less relevant and too advanced subsections have been eradicated.
This write-up shares some of the most vital aspects of the Tamil Nadu 10th mathematics Deleted Syllabus. Hence, students who are going to appear for their Tamil Nadu Board exams in 2026 must carefully analyze the forthcoming information.
Also Read: Tamil Nadu 10th Syllabus 2026
Tamil Nadu 10th Mathematics Deleted Syllabus 2026 - Chapter Wise
Understanding the Tamil Nadu 10th mathematics Deleted Syllabus will help in formulating a strategic study plan. The table below specifies the chapter-wise deleted topics for Tamil Nadu 10th Mathematics -
|
Chapters |
Deleted Topics |
|
Real Numbers |
Euclid’s Division Lemma – Reduced to a certain extent |
|
Algebra |
Nature of roots |
|
Geometry |
Some portion of constructions involving tangents to a circle from an external point |
|
Mensuration |
Surface Area and Volume of Frustum of a Cone |
|
Statistics |
Median and Mode of grouped data |
|
Coordinate Geometry |
Some portion of the area of a triangle using coordinate geometry. |
|
Trigonometry |
Some portion of heights and distances |
Also Read: Tamil Nadu 10th Admit Card
Tamil Nadu 10th Mathematics Syllabus 2026 PDF
Once a student finds out the Tamil Nadu 10th mathematics Deleted Syllabus pattern then a proper timetable can be created for revision. Hence, one must always use the updated syllabus while practicing. The table below shares the PDF for the Tamil Nadu 10th Mathematics updated syllabus -
|
Tamil Nadu 10th Mathematics Syllabus 2026 – Download PDF |
Also Read: Tamil Nadu 10th Sample Papers
Tamil Nadu 10th Mathematics Question Paper Pattern 2026
The Tamil Nadu 10th Mathematics paper will be of 100 marks. It will have four sections namely I, II, III, and IV. The question paper will be a mix of MCQs, short-answer-type questions, objective-type questions, and long-answer-type questions. Section I will have 14 questions of 1 mark each. Section II will comprise 10 questions of 2 marks each. Section III will have 10 questions of 5 marks each. Lastly, section IV will have 2 questions of 8 marks each. The table below discusses the Tamil Nadu 10th Mathematics question paper pattern in an easy-to-understand format -
|
Section |
Number of Questions |
Marks Allotted |
|
I |
14 |
14 x 1 = 14 |
|
II |
10 |
10 x 2 = 20 |
|
III |
10 |
10 x 5 = 50 |
|
IV |
2 |
2 x 8 = 16 |
Also Read: Tamil Nadu 10th Previous Year Question Papers
Tamil Nadu 10th Mathematics Topics Weightage 2026
The candidates who are preparing for the Tamil Nadu Maths Exam 2026 must know the weightage of each topic. It will help to assign the correct amount of time to each section. The topics that have the most weightage must be tackled first. The table below provides the topic-wise weightage for Tamil Nadu 10th Mathematics -
|
Topics |
Weightage |
|
Relations and Functions – Ordered pair, Cartesian product, etc. |
5% |
|
Number Systems – Fundamental theorems, arithmetic progressions, etc. |
5% |
|
Algebra – Linear equations, polynomials, rational expressions, quadratic equations, etc. |
15% |
|
Geometry – Similarity, Pythagoras theorem, concurrency, circles, tangents, etc. |
20% |
|
Coordinate Geometry – Area of a triangle, area of a quadrilateral, straight line, inclination of a line, etc. |
10% |
|
Trigonometry – Trigonometric identities etc. |
15% |
|
Mensuration – Surface area, volume, etc. |
10% |
|
Statistics and Probability – Algebra of events, probability, etc. |
10% |
|
Practical Geometry – Practical questions based on geometry portion |
10% |
Also Read: Tamil Nadu 10th Exam Preparation Tips
Candidates must understand that these percentages are the anticipated values based on the updated syllabus pattern. To gain the right understanding, one must visit the designated website of the board at dge.tn.gov.in.
Benefits of the Tamil Nadu 10th Mathematics Deleted Syllabus 2026
There are several advantages of the Tamil Nadu 10th mathematics Deleted Syllabus. Some of the main benefits have been shared below –
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Mathematics is generally considered a tricky and lengthy subject by many students. Hence, the Tamil Nadu 10th mathematics Deleted Syllabus will help in reducing the academic burden to a large extent.
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With the help of the reduced syllabus, students can create a smarter and more effective preparation strategy.
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When the syllabus is less, it provides an opportunity to improve the scores.
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Students will get more time for revision and one can even use the saved time to prepare for other subjects.
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Decreased syllabus means students can work more on improving their conceptual clarity.
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While attempting any past years’ question papers for practice, one can skip the questions from the deleted portion.
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Even maths teachers will get more time to discuss the fundamental topics in class. It will boost the confidence level of students.
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