CDS Maths Answer Key 2026 - Download CDS 1 Set wise Answer key PDFs

CDS Maths Answer Key 2026 - Download CDS 1 Set wise Answer key PDFs

Deshamena RachanaUpdated on 12 Dec 2025, 03:06 PM IST

The Union Public Service Commission will release the official CDS maths answer key 2026 online on the UPSC website. Candidates will be able to download the official UPSC CDS Maths answer key at upsc.gov.in. It will be made available after the recruitment process, which takes place after the CDS exam is complete.

CDS Maths Answer Key 2026 - Download CDS 1 Set wise Answer key PDFs
CDS Answer Key for Maths

Many coaching centres, such as Major Kalshi Classes and Cavalier, release their own unofficial versions of the CDS answer key 2026 immediately after the exam for candidates to refer to. Soon after the exam, candidates can check their official results of CDS exam on the official website to know whether or not they are eligible to attempt the SSB interview.

The CDS answer key 2026 for Maths will be released separately for each set - A, B, C, and D and consists of all of the correct answers to the questions asked in the CDS exam. Candidates can use the Maths CDS answer key 2026 to cross-check the answers they gave in the exam and accordingly calculate a tentative score. To make use of the past UPSC CDS Maths Answer key 2026 for preparation, candidates can also download the past years' question papers and practice solving them for the upcoming exam.

The download links for the UPSC CDS Maths answer key is available in the content below. Candidates who attempted the exam are advised to download the CDS Maths Answer Key 2026 to calculate their scores.

CDS Maths Answer Key 2026 Dates

Aspirants must make note of the important dates related to the CDS 1 2026. The CDS exam dates can be found in the table below.

CDS 1 2026 Answer Key Dates

Events

Dates

CDS 1 2026 Exam

April 12, 2026

CDS 1 2026 Official Answer Key

To be announced

CDS 2 2026 Answer Key Dates

Events

Dates

CDS 2 2026 Exam

September 13, 2026

CDS 2 2026 Official Answer Key

To be announced

Previous Year CDS Maths Answer Key

Candidates preparing for the CDS Maths exam are encouraged to download both the previous year's answer key and the past years' question papers. Past years' answer keys are very helpful during preparation as using them allows candidates to evaluate their performance while solving past years' papers for practice. Candidates can view and download the previous year's official CDS answer keys for Maths ( both official and unofficial) from the table below.

Also, read

CDS Answer Key English
CDS Answer Key General Knowledge
CDS Salary

CDS 2 Answer Key 2024 (Unofficial)

Exam name

Download links

CDS 2 exam 2024

English - Download here

Maths - To be updated

GK - To be updated

CDS 1 Answer Key 2022 (Unofficial)

Exam name

Download links

CDS 2 exam date 2022

English - Click here

Maths - Click here

GK - Click here

Previous Year CDS Maths Answer Key

Year

CDS Maths answer key

CDS (II) 2021

Click here

CDS (I) 2021

Click here

CDS (I) 2020

Click Here

CDS (II) 2020

Click here

CDS (I) 2019

Click here

CDS (II) 2019

Click here

CDS (I) 2018

Click Here

CDS (II) 2018

Click Here

CDS (I) 2017

Click Here

CDS (II) 2017

Click Here

Quick links:
CDS Answer Key by Baalnoi
CDS Answer Key by Neo Stencil

How to Download the CDS Maths Answer Key 2026?

There are two ways to download the answer key of CDS Maths 2026. One way is to click on the direct link which is made available whenever the official UPSC CDS Maths answer key is released. The second way involves downloading the answer key from the UPSC website. To download the answer key of CDS Maths 2026, follow the steps mentioned below -

Step 1 - Visit the official website of UPSC - upsc.gov.in

Step 2 - In the header on the home page , click on "Examination" and select "Answer Key" from the drop-down menu.

Step 3 - Here the CDS Maths answer key 2026 will be available for download, "Combined Defence Services Examination, 2026".

Step 4 - Click on the "Elementary Mathematics" download link located next to the CDS answer key.

Step 5 - A PDF file will open on a new page. Download this file and match it to the CDS Maths question of the same year.

By downloading the Answer key and using it with the question paper, you can also practice for the CDS exam in a more efficient way.

Quick links:

CDS Exam Analysis
CDS Cut off

CDS Maths Answer key 2026 - How marks are calculated?

As per the CDS exam pattern, the Elementary Mathematics section has 100 questions and the total marks allotted for this section is 100. Therefore, candidates will be awarded 1 mark for every correct response and negative marks of 1/3 (0.33) will be deducted for incorrect responses.

Score = 1 x Number of right answers – 0.33 x Number of wrong answers

Frequently Asked Questions (FAQs)

Q: When will the official answer key of CDS 2026 be released?
A:

The answer key will be released after the complete CDS recruitment process is over.

Q: Is it allowed to use a calculator in the CDS?
A:

No, candidates are not permitted to use calculators in the CDS 1 2026 Maths exam. 

Q: How to download the answer key of CDS Maths 2026?
A:

Candidates can download the answer key by visiting the official website and also by following the steps mentioned in the article above.

Q: What is the age limit for CDS?
A:

Candidates attempting the UPSC CDS exam must be at least 19 years old and not older than 25. 

Q: What are the marks in CDS Maths?
A:

Each question carries one mark and 0.30 mark is deducted as negative marks.

Q: Is CDS Maths difficult?
A:

No, the exam is not that difficult but if you haven't prepared well enough, it can be tricky.

Q: Is the CDS maths answer key important?
A:

Yes, the answer key is of utmost importance, as it contains all the correct answers to the questions asked in the exam.

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Questions related to CDS

On Question asked by student community

Have a question related to CDS ?

Yes you're eligible . If you're born on 1 july 2003, you're eligible for UPSC CDS 2 in 2026 for IMA . For IMA the candidate must be born between 2 july 2002 and 1 july 2007

https://competition.careers360.com/articles/cds-2-exam

Hello,

This is a minor mistake and it will not affect your selection.

UPSC usually opens a correction window after the application closes.
You can edit details like the issuing authority / degree details during that time.
So you will be able to correct it.

If not corrected now:
It

Choosing the best CDS coaching in Lucknow really depends on what kind of learning environment you’re looking for. Some students prefer centres with strict discipline and regular mock tests, while others focus more on experienced faculty or smaller batch sizes. From what I’ve observed and heard from fellow aspirants, Shield

Hello aspirant,

No, after tenth grade, you are not eligible to take the CDS exam.  Candidates must hold a bachelor's degree in order to sit for the CDS exam.  It is intended for people who are in their last year of graduation or who have finished their college education.  You

Hey! Since your date of birth is 07 Nov 2006 and you will complete graduation in 2029, here’s how many chances you’ll get for CDS (INA, IMA, AFA) and AFCAT:

For CDS exams, the age limit is usually 19–24 years.

For AFCAT, Flying Branch requires 20–24 years and Ground Duty