Updated CBSE Class 10 Maths Syllabus: Deleted Topics, Key Changes

by Tanu Bhatnagar
Published: Dec 08, 2023, 07:45 IST
Updated: Dec 09, 2023, 21:25 IST

In a bid to provide students with a more focused and streamlined learning experience, the Central Board of Secondary Education (CBSE) has introduced substantial changes to the Class 10 Maths Syllabus for the academic session 2023-24, reducing it by 30%. This strategic reduction aims to alleviate the academic burden and allow students to concentrate on essential concepts during exam preparation.

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Exploring Deleted Topics

Subject	Deleted Topics
Real Numbers	– Euclid’s division lemma – Decimal representation intricacies of rational numbers
Polynomials	– Division algorithm for polynomials with real coefficients
Pair of Linear Equations in Two Variables	– Simple problems on equations reducible to linear equations
Triangles	– Proofs of theorems related to similar triangles and squares of sides in a right-angled triangle
Surface Areas and Volumes	– Frustum of a cone intricacies – Problems involving metallic solids conversion
Statistics	– Step deviation Method for finding the mean – Cumulative Frequency graph intricacies
Coordinate Geometry, Circles, Introduction to Trigonometry, Heights and Distances, Areas Related to Circles, Probability	No Deletions
Constructions	Entire Chapter Omitted
Trigonometric Identities	– Trigonometric ratios involving complementary angles

Insights from NCERT Class 10 Maths Book

A closer look at the dropped topics from the NCERT Class 10 Maths Book for the 2023–24 session reveals intriguing changes:

Chapter	Pages	Dropped Topics/Chapters
Real Numbers	2–7, 15–18	Euclid’s division lemma, Revisiting rational numbers and their decimal expansions
Polynomials	33–37	Division algorithm for polynomials
Pair of Linear Equations in Two Variables	39–46, 57–69	Pair of linear equations in two variables, Graphical method of solution, Cross-multiplication method, Equations reducible to a pair of linear equations
Quadratic Equations	76–88, 91–92	Solution of a quadratic equation by completing the squares
Triangles	141–144, 144–154	Areas of similar triangles, Pythagoras theorem
Coordinate Geometry	168–172	Area of a triangle
Introduction to Trigonometry	187–190, 193–194	Trigonometric ratios of complementary angles
Some Applications of Trigonometry	195–196, 205	Introduction
Constructions	216–222	Introduction, Division of a line segment, Construction of tangents to a circle, Summary
Areas Related to Circles	223, 224–226, 231–238	Introduction, Perimeter and area of a circle – A review, Areas of combinations of plane figures
Surface Areas and Volumes	248–252, 252–259	Conversion of solid from one shape to another, Frustum of a cone
Statistics	289–294	Graphical representation of cumulative frequency distribution
Probability	295–296, 311–312	Introduction Exercise, (Optional)

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NCERT Class 10 Maths Book

Marking Scheme Overview

The CBSE Class 10 Mathematics syllabus incorporates various units, each assigned a specific weightage or marking scheme for examinations:

Unit	Marks
NUMBER SYSTEMS	06
ALGEBRA	20
COORDINATE GEOMETRY	06
GEOMETRY	15
TRIGONOMETRY	12
MENSURATION	10
STATISTICS & PROBABILITY	11
Total	80

Embracing the Benefits

The reduction in the CBSE Class 10 Maths syllabus unfolds numerous advantages for students:

Simplified Content: The omitted topics, often intricate, make the revised syllabus more adaptable and approachable.
Enhanced Clarity: With a reduced scope, the syllabus offers greater clarity by focusing solely on crucial topics and concepts.
Focused Learning: By narrowing down to essential subjects, the new syllabus allows students to concentrate their efforts, enhancing overall productivity and efficiency in studying.

Concluding Thoughts

The transformation in the CBSE Class 10 Maths syllabus signifies a significant shift, paving the way for students to delve deeper into crucial concepts. Aligned with the latest educational guidelines, the revised syllabus aims to create a more adaptable and accessible learning experience for students preparing for the CBSE Class 10 Board Exams in the academic year 2023-2024.

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