The CDS 2025 Mathematics section focuses on problem-solving skills and numerical aptitude. It consists of topics like Number System, Elementary Number Theory, Algebra, Trigonometry, Geometry, Mensuration, and Statistics. Scroll down to know in detail about the CDS Elementary Mathematics syllabus 2025.
- CDS Maths Syllabus Highlights
- CDS Maths Syllabus
- CDS Maths Topic-wise Weightage
- How to Prepare for CDS Mathematics?
- CDS Mathematics Books
CDS Maths Syllabus Highlights
The CDS exam is conducted for admission to IMA, INA, AFA, and OTA. Candidates can check below some of the important highlights of the CDS exam Maths syllabus:
- The Mathematics paper is conducted for candidates who apply for IMA, INA, and AFA
- The paper is of Class 10 level and consists of 100 questions
- The duration of the paper is two hours
- The marking scheme of each question is one mark for the correct attempt and 0.33 marks are deducted for the wrong attempt
- There is no deduction of marks for unattempted questions
Also Read: CDS Exam Pattern
CDS Maths Syllabus
CDS Maths syllabus PDF comprises questions from topics such as Number System, Elementary Number Theory, Algebra, Trigonometry, Geometry, Mensuration, and Statistics. The best way to clear the concept of the CDS Elementary Mathematics syllabus is to refer to the Class 9 and 10 books. Understanding the concepts will help candidates to create their own shortcuts. Candidates can check below CDS Maths topic-wise weightage below.
CDS Maths Syllabus PDF for Number System
| Natural numbers |
Integers |
Rational and Real Number |
| Additions |
Subtractions |
Multiplications |
| Square Roots |
Decimal fractions |
Unitary method |
| Time and Work |
Percentages |
Applications to simple and compound Interest |
| Ratio and Proportion |
Variations |
Profit and Loss |
| Time and distance |
Division |
Fundamental Operations |
Maths Syllabus for CDS Elementary Number Theory
| Division algorithm |
Prime and composite numbers |
| Tests of divisibility by 2, 3, 4, 5, 9 and 11 |
Multiples and factors |
| Factorization Theorem |
H.C.F. and L.C.M. |
| Euclidean algorithm |
Logarithms to base 10 |
| Laws of logarithms |
Use of logarithmic tables |
Elementary Mathematics Syllabus for CDS Algebra
| Basic Operations |
Simultaneous linear equations in two unknowns—analytical and graphical solutions |
| Simple Factors |
Simultaneous linear inequalities in two variables and their solutions |
| Remainder Theorem |
Practical problems leading to two simultaneous linear equations or inequalities in two variables or quadratic equations in one |
| Theory of Polynomials |
Set Language and set notation |
| HCF & LCM |
Relation between its roots and coefficients (Only real roots will be considered) |
| Solutions of quadratic equations |
Variable & their solutions |
| Law of Indices |
Rational Expressions and Conditional Identities |
CDS Maths Syllabus for Trigonometry
- Simple trigonometric identities
- Use of trigonometric tables
- Simple cases of heights and distances
- Sine x, cosine x, Tan x when 0° < x < 90° , Values of sin x, cos x & tan x, for x = 0°, 30°, 45°, 60° & 90°.
CDS Maths Topic-wise Weightage for Geometry
- Lines and angles
- Plane and plane figures
- Properties of angles at a point
- Sides and angles of a triangle
- Congruence of triangles
- Similar triangles
- Concurrence of medians and altitudes
- Properties of angles
- Sides and diagonals of a parallelogram
- Rectangle and square
- Circles and its properties including tangents and normal and Loci
CDS Maths Syllabus for Statistics
- Collection and tabulation of data.
- Measures of central tendency: mean, median, mode.
- Graphical representation: frequency polygons, bar charts, histograms, pie charts.
CDS Syllabus Maths for Mensuration
| Areas of squares |
Rectangles |
| Parallelograms |
Triangle and Circle |
| Areas of figures which can be split up into smaller figures |
Surface area and volume of cuboids |
| Lateral Surface, Area and volume of spheres |
Volume of Right Circular Cones, cylinders and Surface |
CDS Maths Topic-wise Weightage
The topic-wise weightage of CDS Maths syllabus is given below. Candidates can also check the difficulty level of different topics in UPSC CDS Maths syllabus
| Topics | Level of difficulty | Number of Questions (Approx) |
|---|---|---|
| Number System |
Easy |
20 |
| Mensuration |
Moderate |
13-15 |
| Geometry |
Moderate to Difficult |
11-15 |
| Time, Speed and Distance |
Moderate |
6 |
| Simple Interest/ Compound interest |
Easy |
2-5 |
| Trigonometry |
Moderate |
12 |
| Algebra |
Moderate to Difficult |
7-10 |
| Percentage |
Easy-Moderate |
2-4 |
| Mixture |
Moderate |
1 |
| Time and Work |
Moderate |
5 |
| Ratio and Proportion |
Moderate |
2 |
| Profit and Loss |
Moderate |
1 |
| DI and DS |
Moderate |
3 |
| Statistics |
Easy |
8 |
How to Prepare for CDS Mathematics?
The tips and tricks to prepare for the CDS exam are given below. The candidates can get the idea to cover the maths syllabus by going through the enlisted points below:
- Candidates can use books of NCERT upto Class 10 to clear the concept of topics
- Candidates should learn the tricks of the sum of natural numbers, the sum of squares, the sum of cubes, tests of Divisibility and HCF AND LCM as well as few important formulas
- Candidates should choose the easy methods of solving questions
- Remember all the important formulas in Algebra
- To master any topic, do practice several different familiar types of questions
- Write the geometry formulas down on a piece of paper and stick them onto the wall where you can see them regularly
- Candidates should prepare for Mean, Median, Mode, Variance, and Standard deviation
Also Read: CDS Preparation Tips
CDS Mathematics Books
The candidates preparing for the upcoming CDS exam must go through the CDS Mathematics books given below to ensure the best preparation for the exam.
| Name of Books | Author/Publisher |
|---|---|
| Quantitative Aptitude for Competitive Examination |
RS Aggarwal(S Chand Publication) |
| Mathematics for CDS Examination |
RS Aggarwal(S Chand Publication) |
| Quicker Mathematics |
M.Tyra |
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Student Forum
Answered 2 weeks ago
Here are the list of some of the books which can help candidates in their preparation.
- High School English Grammar & Composition Edition by Wren and Martin
- Objective General English by SP Bakshi
- Word Power Made Easy by Norman Lewis
- English Grammar & Composition by S.C Gupta
J
Contributor-Level 6
Answered 2 weeks ago
The authority released a total of 453 vacancies for the CDS 2 exam 2025 for admission to the Indian Air Force, Indian Military Academy, Indian Naval Academy, and Officers’ Training Academy for courses.
M
Contributor-Level 6
Answered 2 weeks ago
It is recommended to the candidates to reach the CDS exam centre at least one hour prior to the reporting time. The CDS exam centre allotment is done on a first-apply-first-allot basis.
C
Contributor-Level 6
Answered 2 weeks ago
Yes, the English section of the CDS exam is scorable if it is prepared properly. Usually the difficulty level of the exam is moderate.
S
Contributor-Level 6
Answered 2 weeks ago
Candidates can check the cut off marks for the CDS exam by visiting the official website at upsc.gov.in. The UPSC will release the cutoff according to the academy or course.
S
Contributor-Level 10
Answered 2 weeks ago
The steps to check the CDS cut off marks is provided below:
- Visit at upsc.gov.in
- Click on the :Examination" tab
- Go to the "Cut Off Marks" dropdown menu.
- Click on the download link and save it for future reference
I
Contributor-Level 6
Answered a month ago
Yes. In the CDS exam there is a negative marking. One-third mark will be deducted for an incorrect answer. No mark will be deducted for unanswered questions.
S
Contributor-Level 6
Answered a month ago
The CDS exam is conducted in an offline mode that is in a pen-paper mode. The exam consists of objective type questions and need to mark their answers in an OMR sheet.
J
Contributor-Level 6
Answered 2 months ago
Yes, the CDS 2 application last date to apply was extended to June 20 from June 17, 2025. A one-time extension was provided by the commission. The application correction window was opened from July 7 to July 9, 2025.
S
Contributor-Level 6
Registration - 10 Dec '25 - 30 Dec '25
What are the best books for the English subject for CDS preparation?