CBSE Class 9 Maths Deleted Syllabus 2025: The Central Board of Secondary Education (CBSE) is a national level education board. Among the many responsibilities of the Board, one is to conduct Board examinations for class 10 and 12. Whenever CBSE revises its syllabus, it makes available all the details on its website. It is important for students to be updated with the latest syllabus. Here we have given the deleted syllabus for Class 9 Maths that has been removed by the CBSE.
From the point of examinations, it is very essential that students align their preparation in accordance with the latest syllabus only. If students are not aware of the syllabus, they might end up wasting time in studying and preparing for the topics that are not a part of the syllabus. This can happen with students who still follow the old NCERT textbooks. In this article students can check the deleted topics and chapters for the Class 9 Maths syllabus.
Also Check: CBSE Class 9 Deleted Syllabus for 2025 Examination
CBSE Class 9 Maths Deleted Syllabus
CBSE had deleted some topics post pandemic. Below students can check the deleted syllabus which will be implemented in the academic session 2024-25 also.
| Chapter | Topics |
| Real Numbers | Representation of terminating / non-terminating recurring decimals on the number line through successive magnification. |
| Linear Equations In Two Variables | Being written as ordered pairs of real numbers, plotting them and showing that they lie on a line. Graph of linear equations in two variables. Examples, problems from real life, including problems on Ratio and Proportion and with algebraic and graphical solutions being done simultaneously. |
| Coordinate Geometry | Plotting points in the plane. |
| Introduction To Euclid's Geometry | Equivalent versions of the fifth postulate of Euclid. |
| Lines And Angles | (Prove) The sum of the angles of a triangle is 180O. (Motivate) If a side of a triangle is produced, the exterior angle so formed is equal to the sum of the two interior opposite angles. |
| Triangles | (Motivate) Triangle inequalities and relation between ‘angle and facing side' inequalities in triangles. |
| Areas Of Parallelogram And Triangles | Full chapter deleted |
| Circles | (Motivate) There is one and only one circle passing through three given non-collinear points. |
| Constructions | Full chapter deleted |
| Heron's Formula | Application of Heron’s Formula in finding the area of a quadrilateral. |
| Surface Areas And Volumes | Surface areas and volumes of cubes, cuboids and right circular cylinders. |
| Statistics | Introduction to Statistics: Collection of data, presentation of data — tabular form, ungrouped / grouped.Mean, median and mode of ungrouped data. |
| Probability | Full chapter deleted |
NCERT Deleted Syllabus Class 9 Maths
After CBSE revised its curriculum, NCERT implemented the revisions in the textbooks. Check the NCERT Class 9 Maths rationalised content below for better understanding.
| Chapter | Page no. | Dropped Topics/chapter |
| Chapter 1: Number Systems | 15–18 27 | 1.4 Representing real numbers on the number line |
| Chapter 2: Polynomials | 35–40 50 | 2.4 Remainder theorem |
| Chapter 3: Coordinate Geometry | 61–65 | 3.3 Plotting a point in the plane if its coordinates are given |
| Chapter 4: Linear Equations in Two Variables | 70–75 75-77 | 4.4 Graph of linear equations in two variables 4.5 Equations of lines parallel–x–axis and y–axis |
| Chapter 5: Introduction– Euclidean Geometry | 86-88 | 5.3 Equivalent versions of Euclid’s fifth postulate |
| Chapter 6: Lines and Angles | 98-100 103 105-108 | 6.5 Parallel lines and a transversal 6.7 Angle sum property of a triangle |
| Chapter 7: Triangles | 129-134 | 7.6 Inequalities in triangles |
| Chapter 8: Quadrilaterals | 135-138 | 8.1 Introduction 8.2 Angle sum property of a quadrilateral |
| 145-147 151 | 8.3 Types of quadrilaterals 8.5 Another condition for a Quadrilateral–be a parallelogram | |
| Chapter 9: Areas of Parallelogram and Triangles | 152-167 | Full chapter |
| Chapter 10: Circles | 168 | 10.1 Introduction |
| 169-171 | 10.2 Circles and its related terms: Review | |
| 174-176 186-187 | Circle through three points | |
| Chapter 11: Construction | 188-196 | Full chapter |
| Chapter 12: Heron’s Formula | 197-199 203-207 | 12.1 Introduction 12.3 Application of Heron’s formula in finding areas of quadrilaterals |
| Chapter 13: Surface Area and Volume | 208-217 | 13.1 Introduction 13.2 Surface area of a cuboid and cube |
| 226-231 | 13.3 Surface area of right circular cylinder | |
| 236-237 | 13.6 Volume of cuboid 13.7 Volume of cylinder | |
| Chapter 14: Statistics | 238-246 261-270 | 14.1 Introduction 14.2 Collection of data 14.3 Presentation of data 14.5 Measure of central tendency 14.6 Summary |
| Chapter 15: Probability | 271-285 | Full chapter |
| Answers | 326 328 330-345 347 | Answers of Exercise |
CBSE Class 9 students can download the revised and reduced syllabus of Maths from the direct link given below. This will ensure that they prepare as per the latest syllabus.
CBSE Class 9 Maths Syllabus 2024-2025: Download New Syllabus in PDF Here
Tips To Prepare for CBSE Class 9 Maths Examination
1.Students must first familiarize themselves with the syllabus so as to understand which topics carry more weightage.
2.Mathematics is a subject that demands regular practice. It is important that students practice as much as they can.
3.Students should prepare an effective study plan and give time to all topics on the basis of their strengths and weaknesses. The schedule should also have time for revision.
4.Students should solve the problems from NCERT Class 9 maths textbook to clear the concepts and strengthen understanding. While solving problems, students should make it a habit to show rough work clearly which will help them in the examination as well.
CBSE Video Courses for All Subjects for Class 9 Students
Class 9 students can study effectively with the help of video courses prepared by the subject matter experts. These video courses will explain the concepts in a simple and interactive manner which will help learners to understand clearly. The videos are available for all major subjects.
Click on the below link:
Also, check
CBSE Class 9 Syllabus 2024-2025: Download Subject-Wise Syllabus PDFs Here
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