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CBSE has deleted around 15% of the Class 12 Mathematics syllabus for the 2024-25 session, highlighting important concepts and simplifying the academic burden.
The syllabus has been reduced to 6 main units this year from a wider range of topics, allowing students to focus more effectively on key areas.
According to the new syllabus, CBSE has deleted topics from major chapters such as Relations and Functions, Inverse Trigonometric Functions, Matrices, Determinants, Continuity and Differentiability, Three-Dimensional Geometry, Linear Programming, and Probability.
“During the 2023-24 session, 30% of the syllabus was reduced, while the syllabus of 2024-25 session was reduced by 15%, making it more organized and retaining the core concepts.”
Check the latest updates related to CBSE Class 12th:
CBSE Class 12 Maths Deleted Syllabus 2025
The CBSE Class 12 Maths 2025 Syllabus has seen numerous changes, these changes have been made to enable students to focus on key concepts, preparing them better for board exams as well as competitive exams.
| Unit Name | Chapter Name | Deleted Topics |
|---|---|---|
| Relations and Functions | Functions | Composite functions, Inverse of a function |
| Inverse Trigonometric Functions | Elementary properties of inverse trigonometric functions | |
| Algebra | Matrices | Elementary row and column operations |
| Determinants | Some properties of determinants and cofactor expansion | |
| Calculus | Continuity and Differentiability | Derivative of composite functions |
| Applications of Derivatives | Tangents and normals, approximation applications | |
| Integrals | Definite integrals as a limit of the sum | |
| Three-Dimensional Geometry | 3D Geometry | Co-planar lines, Cartesian and vector equation of a plane, angle between two lines/planes, distance from a plane |
| Linear Programming | Linear Programming | Different types of LP problems, Mathematical formulation of LP problems |
| Probability | Probability | Variance of a random variable |
Will CBSE Reduce Syllabus for Class 12 in 2025?
Yes, CBSE has reduced the Class 12 syllabus for 2025 by about 15% in subjects such as Mathematics, Physics, Chemistry, Biology, and Economics. This is part of CBSE’s effort to simplify the syllabus by removing extra and repeated topics.
- In Mathematics, composite functions, variance in Probability, and some 3D Geometry concepts have been eliminated.
- Physics has witnessed the elimination of meter bridge and Potentiometer experiments, as well as some theoretical sections.
- In Chemistry, environmental chemistry, and surface chemistry subject areas have been reduced.
- Biology has left out some sections about evolution and sexual health.
CBSE Class 12 Maths Revised Syllabus 2025
The CBSE Class 12 Maths Revised Syllabus for 2024-25 has seen major changes to ensure the curriculum is more concentrated and manageable. The new syllabus focuses on fundamental mathematical concepts, which are necessary for board exams as well as competitive entrance exams such as JEE and NEET.
| Unit Name | Chapter Name | Key Topics |
|---|---|---|
| Relations and Functions | Functions | Domain, Range, Types of Functions (One-One, Onto, etc.) |
| Inverse Trigonometric Functions | Properties of inverse trigonometric functions, Graphs | |
| Algebra | Matrices | Types of matrices, Matrix operations |
| Determinants | Properties of Determinants, Determinant applications | |
| Calculus | Continuity and Differentiability | Limits, Continuity, Differentiation rules |
| Applications of Derivatives | Rate of change, Tangents and Normals | |
| Integrals | Definite Integrals, Fundamental Theorem of Calculus | |
| Vectors and 3D Geometry | Vectors | Scalar and Vector products, Applications |
| Three-Dimensional Geometry | Direction Ratios, Equation of Plane, Line & Angle | |
| Linear Programming | Linear Programming | Formulation of Linear Programming Problems, Graphical Method |
| Probability | Probability | Conditional Probability, Bayes’ Theorem, Random Variables |
How many chapters are in Maths Class 12 2025?
For the academic year 2024-25, the CBSE Class 12 Maths syllabus includes 13 chapters, spread across 6 major units. Although the number of chapters is the same as the previous year, certain topics have been eliminated or altered to make the syllabus more streamlined.
- The overall number of chapters is still 13, but some topics have been removed or altered for clearer explanation.
- Calculus is still the most crucial unit, having five chapters and the maximum weightage (35 marks).
- Linear Programming and Probability have few changes, whereas 3D Geometry has experienced topic reductions.
| Unit Name | Chapters Included |
|---|---|
| Relations and Functions |
1. Relations and Functions 2. Inverse Trigonometric Functions |
| Algebra |
3. Matrices 4. Determinants |
| Calculus |
5. Continuity and Differentiability 6. Applications of Derivatives 7. Integrals 8. Applications of Integrals 9. Differential Equations |
| Vectors and Three-Dimensional Geometry |
10. Vectors 11. Three-Dimensional Geometry |
| Linear Programming | 12. Linear Programming |
| Probability | 13. Probability |
CBSE Class 12th Maths Marking Scheme 2025
The CBSE Class 12 Maths Marking Scheme 2025 is formulated to evaluate students based on their conceptual knowledge and problem-solving ability. The theory paper is worth 80 marks, and 20 marks are for internal assessment.
- 80 Marks for Theory Paper: The end board exam would be 80 marks which would include questions from all six units.
- 35 Marks for Calculus: Calculus is assigned the highest weightage with 35 marks, ~44%, and is the most important unit.
- Internal Assessment (20 Marks): Consists of unit tests (10 marks), math activities/projects (5 marks), and viva/assignments (5 Marks)
Class 12th Mathematics Marking Scheme & Weightage
| Unit Name | Marks Allocation | Weightage (%) |
|---|---|---|
| Relations and Functions | 8 marks | 10% |
| Algebra (Matrices & Determinants) | 10 marks | 12.50% |
| Calculus (Differentiation, Integration, Applications) | 35 marks | 43.75% |
| Vectors & Three-Dimensional Geometry | 14 marks | 17.50% |
| Linear Programming | 5 marks | 6.25% |
| Probability | 8 marks | 10% |
| Total (Theory Paper) | 80 marks | 100% |
| Internal Assessment (Projects, Assignments, Viva, Practical Work) | 20 marks | - |
| Grand Total | 100 marks | - |
CBSE Class 12 Maths Question Paper Pattern 2025
The CBSE Class 12 Maths question paper is separated into various sections with 80 marks for the theory exam and 20 marks for internal assessment.
The question paper contains Objective, Short-answer, and Long-answer questions to have a thorough examination of students' knowledge and problem-solving skills.
| Section | Type of Questions | Marks | Total Marks |
|---|---|---|---|
| Section A | 20 Multiple Choice Questions (MCQs) | 1 mark each | 20 marks |
| Section B | 6 Short Answer Questions (SAQs) | 2 marks each | 12 marks |
| Section C | 6 Long Answer Questions (LAQs) | 4 marks each | 24 marks |
| Section D | 4 Long Answer Questions (LAQs) | 6 marks each | 24 marks |
| Total | 80 marks | 80 marks |
CBSE Class 12 Maths Previous Years Papers
| Year | Question Paper |
| 2024 | Download Here |
| 2023 | Download Here |
| 2022 | Download Here |
| 2020 | Download Here |
| 2019 | Download Here |
| 2018 | Download Here |
| 2017 | Download Here |
| 2016 | Download Here |
| 2015 | Download Here |
| 2014 | Download Here |
| 2013 | Download Here |
| 2012 | Download Here |
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