BSEB 12th Mathematics Weightage 2026 - Check chapter wise weightage

Each chapters and topics in BSEB 12th Mathematics exam has different weightage. Knowing about the weightage helps students prioritise topics accordingly. Check here BSEB 12th Mathematics Weightage 2026!

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The BSEB 12th Mathematics Weightage 2026 helps you to do your preparation in a structured and result-oriented way. In the Bihar Board Class 12, Mathematics is a high-scoring and important subject. You need to score passing marks in it to pass the class. So, understanding the weightage of each unit and chapter becomes important. If you have identified which are the high-priority chapters, you can allocate your time accordingly.

The BSEB 12th Mathematics Weightage 2026 helps you in focusing on units like Calculus, Algebra, and Vector and 3D Geometry, which carry more weightage than other units. Instead of devoting equal time to every unit, devote your time first to high-weightage units and then to low-weightage units. You need to follow a smart approach while studying the low-weightage units because these units are scoring, but fewer questions are asked from them. If you have a clear understanding of the weightage, you can plan your revision for BSEB 12th Exams 2026. The updates related to weightage, exam pattern, and other details related to the exam, will be notified on the official website of the Bihar board, so make a practice to check the website. You can check the weightage from the official website of the Bihar board and other educational websites also.

This article discusses the BSEB 12th Mathematics Weightage 2026, along with other important topics like exam pattern, tips to score high marks, so go through the entire article once.

BSEB 12th Mathematics Exam Pattern 2026

The BSEB 12th Mathematics exam paper is divided into two sections, A and B. Section A has only multiple choice questions, and Section B has short answer type and long answer type questions. The marks vary with the type of questions. The BSEB 12th Mathematics Exam Pattern 2026 is mentioned in detail in the table below.

Sections	Types of Questions	Number of Questions	Marks Allotted
A	Multiple Choice Questions	100 ( answer any 50 questions)	50 (one mark each)
B	Short Answer Type	30 (answer any 15 questions)	30 (two marks each)
B	Long Answer Type	8 (answer any four questions)	20 (five marks each)

BSEB 12th Mathematics Unit-Wise Weightage 2026

The BSEB 12th Mathematics Unit-Wise Weightage 2026 tells you which unit carries how much weightage in the exam. In the BSEB 12th Mathematics, Calculus carries the maximum weightage, followed by Vector and 3D Geometry. The units that have higher weightage in the exam are more important, and questions are asked repeatedly from them. You can refer to the table below to understand the weightage of each unit.

Units	Marks Weightage
Relation and Function	10
Calculus	44
Algebra	13
Probability	10
Vector and 3D Geometry	17
Linear Programming Problem	06

Also Read: BSEB 12th Mathematics Syllabus 2026

BSEB 12th Mathematics Chapter-Wise Weightage 2026

The BSEB 12th Mathematics Weightage 2026 is divided into various chapters. Before you begin your preparation of BSEB 12th exams, you should check the weightage of chapters as well. The marks breakdown according to each unit is shown below in the table.

Units	Chapters	Marks Weightage
Relation and Function	Relation and Functions	10
Relation and Function	Inverse Trigonometric Functions	10
Calculus	Continuity and Differentiability	44
	Application of Derivatives
	Integrals
	Application of Integrals
	Differential Equations
Algebra	Matrices	13
Algebra	Determinants	13
Probability	Probability	10
Vector and 3D Geometry	Vectors	17
Vector and 3D Geometry	3-Dimensional Geometry	17
Linear Programming Problem	Linear Programming	06

Also Read: BSEB 12th Mathematics Preparation

BSEB 12th Mathematics Internal Assessment Weightage 2026

BSEB 12th Mathematics does not have any internal assessment as of now. The Mathematics exam is conducted in written form only, which is of a total of 100 marks.

Also Read: BSEB 12th Mathematics Previous Year Question Papers 2026

Tips to Score High Using BSEB 12th Mathematics Weightage 2026

Below are tips mentioned that can help you to score high marks using the BSEB 12th Mathematics Weightage 2026.

Calculus, Vector and 3D Geometry, and Algebra contribute the major portion of the total marks. Start your exam preparation with these units first, and then study the low-weightage units.
The calculus unit carries the highest weightage, so practice differentiation and integration, as these topics are a bit difficult but are scoring. You need to practice questions from these chapters daily and memorize the formulas also.
Units like Relations and Functions, Probability, and Linear Programming have low weightage, but these units are scoring. You have to devote very little time to these units.
Along with the BSEB 12th Mathematics Weightage 2026, check the exam pattern as well and practice questions from previous year question papers.
In Mathematics, use the step-by-step method to solve the questions. This is the best way to solve questions, and you can score good marks through this.
Use a pencil to draw diagrams while solving questions. Using a pencil is convenient as you can erase and draw diagrams again if drawn incorrectly.
Before the last month, plan your revision as per the BSEB 12th Mathematics Weightage 2026. Revise the high-weightage units first and then the low-weightage units.