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CBSE Class 12 Maths Marks Distribution 2025

by PW Gulf
March 6, 2025
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CBSE Class 12 Maths Marks Distribution 2025: Mathematics is a crucial subject in class 12 as its topics help students score good marks in board exams and JEE. For effective preparation for class 12 Mathematics Board Exam 2025, it is important to understand the topic-wise marks distribution for the subject. Additionally, it helps students identify the high weightage topics so they can prioritise them during the preparation phase.

To pass the CBSE class 12 maths exams, students must secure a minimum of 33% marks separately in practical and theory exams. If a student falls short of achieving minimum passing marks in any section of the class 12 Maths exam, they will need to take the supplementary exams. Therefore, for a more structured approach, CBSE class 12 students should know the chapter-wise weightage for the Maths subject. 

CBSE Class 12 Maths Marks Distribution 2025 for Internal Assessment 

For the CBSE class 12 Mathematics board exam 2025, the total assessment is based on both theory and internal evaluation. The final score is out of 100 marks, with 80 marks allocated to the theory paper and 20 marks for internal assessment.

CBSE class 12 Mathematics internal assessment is conducted at the school level and is evaluated based on multiple components. The distribution of marks for internal assessment is as follows:

CBSE Class 12 Maths Marks Distribution 2025 for Internal Assessment

Particular

Marks

Periodic Assessment

10 Marks

Subject Enrichment Activities

5 Marks

Portfolio

5 Marks

Total

20 Marks

CBSE Class 12 Maths Marks Distribution 2025 for Theory Paper

Understanding the weightage of each unit is essential for strategic exam preparation. The table below highlights the marks distribution for different units in the class 12 Mathematics syllabus:

Unit-wise CBSE Class 12 Maths Marks Distribution 2025

Unit 

Marks

Relations and Functions

8

Algebra

10

Calculus

35

Vectors and Three-Dimensional Geometry

14

Linear Programming

5

Probability

8

Total

80

CBSE Class 12 Mathematics Chapter-Wise Marks Distribution 2025

A clear understanding of the chapter-wise marks distribution helps students focus on high-weightage topics and allocate study time effectively. The class 12 Mathematics exam carries a total of 80 marks. The table below presents chapter-wise CBSE class 12 Mathematics marks distribution:

Chapter-wise CBSE Class 12 Maths Marks Distribution 2025

Unit

Chapter

Marks

Relations and Functions

Relations and Functions

4

 

Inverse Trigonometric Functions

4

Algebra

Matrices

5

 

Determinants

5

Calculus

Continuity and Differentiability

9

 

Applications of Derivatives

4

 

Integrals

9

 

Applications of Integrals

6

 

Differential Equations

7

Vectors & Three-Dimensional Geometry

Vectors

7

 

Three-Dimensional Geometry

7

Linear Programming

Linear Programming

5

Probability

Probability

8

Total

80

Effective Preparation Tips for Class 12 Mathematics Board Exam 2025

Class 12 board exams play a crucial role in shaping a student’s academic future, as performance in these exams directly impacts admission to UG programmes. To excel in the Class 12 Mathematics exam, students should follow a well-structured study plan. 

Here are some essential preparation tips to help class 12 students ace the Maths exam with a good score:

  • Understand the Syllabus: Students should thoroughly understand the complete class 12 Mathematics syllabus to ensure comprehensive coverage of all topics.

  • Follow a Study Schedule: Create a realistic routine that helps students dedicate the necessary time to cover each chapter, perform revision, and take evaluation tests. Setting daily or weekly targets is crucial for maintaining consistency.

  • Practice Regularly: Solve sample papers and previous years’ question papers to improve speed and accuracy. These papers also familiarise students with the exam format and question patterns. 

  • Focus on Revision: Before the exam, students should thoroughly revise key chapters and formulas. This approach is crucial to reinforce learning and improve memory retention.

  • Take Short Breaks: Studying for long hours without breaks can lead to fatigue. Therefore, students should incorporate short breaks between study sessions as it helps in reducing stress and improving concentration.

Strengthen your CBSE class 12 maths preparation with strategic guidance offered by PW Gulf Class 12 Online Coaching. Access regular live lectures, recorded video lessons, tests series, doubt clarification sessions, and DPPs for comprehensive syllabus coverage.

CBSE Class 12 Maths Marks Distribution 2025 FAQs

Q1. What is the pattern for Class 12 board 2025?

Ans. CBSE class 12 Maths paper consists of five sections. Section A consists of 18 MCQs and two assertion-based questions; Section B has five very short answer type questions; section C comprises six short answer type questions, while Section D and E have four long answer and three source-based questions, respectively.

Q2. How many chapters are in Maths Class 12 2025?

Ans. CBSE class 12 Maths has a total of 13 chapters.

Q3. Which is the hardest chapter in class 12 math?

Ans. Class 12 Maths chapters such as Integral Calculus, Vector, Differential Equations, Coordinate Geometry, Matrices, and Determinants are considered the toughest.

Q4. Which unit in CBSE class 12 Maths has the highest weightage?

Ans. Calculus has the highest weightage in CBSE class 12 Maths. 

Q5. Is CBSE class 12 Math paper easy?

Ans. The difficulty level of CBSE class 12 Maths paper ranges from medium to challenging.

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