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Free, original, step-by-step NCERT Solutions for Class 9 Mathematics, matching the current 2026-27 CBSE syllabus.
Each chapter below is solved question by question, in the order it appears in the textbook, so you can follow along page by page instead of jumping between sites. Click a chapter's Solutions link for the full worked answers, Extra Questions for additional practice beyond the textbook, and Revision Notes for a quick summary before a test.
Chapter 1: Orienting Yourself: The Use of Coordinates – Free PDF Download
Chapter 1 of Ganita Manjari, "Orienting Yourself: The Use of Coordinates," opens Class 9 Mathematics with a very practical question: how do we describe the exact position of something, whether it is a door in a room, a piece of furniture, or a street crossing in a city? The chapter builds the two-dimensional Cartesi...
Solutions | Extra Questions | Revision Notes
Chapter 2: Introduction to Linear Polynomials – Free PDF Download
Chapter 2 of Ganita Manjari, Class 9 Mathematics, introduces students to algebraic expressions in one variable and builds up to the idea of a linear polynomial. Starting from everyday situations — buying pens and pencils in sealed boxes, fencing a rectangular garden, chess club fees, auto-rickshaw fares and mobile p...
Solutions | Extra Questions | Revision Notes
Chapter 3: The World of Numbers – Free PDF Download
Chapter 3 of Ganita Manjari, the NCERT Class 9 Mathematics textbook for the 2026-27 session, takes students on a journey through the history and structure of the number system. The World of Numbers opens with the story of ancient herders on the banks of the Sarasvatī river using pebbles to count cattle, travels thro...
Solutions | Extra Questions | Revision Notes
Chapter 4: Exploring Algebraic Identities – Free PDF Download
CBSE Class 9 Maths Chapter 4 of the new NCERT book Ganita Manjari (Part 1) is titled "Exploring Algebraic Identities." This chapter builds on the multiplication of algebraic expressions studied earlier and develops a toolkit of identities -- (a+b)², (a-b)², a²-b², (a+b+c)², and the sum/difference of cubes identities...
Solutions | Extra Questions | Revision Notes
Chapter 5: I'm Up and Down, and Round and Round – Free PDF Download
Chapter 5 of Class 9 Ganita Manjari, "I'm Up and Down, and Round and Round," is the circle-geometry chapter of the new NCERT syllabus. It opens with the basic vocabulary of a circle -- centre, radius, chord, diameter and the idea of a locus -- and then builds twelve theorems from first principles using triangle cong...
Solutions | Extra Questions | Revision Notes
Chapter 6: Measuring Space: Perimeter and Area – Free PDF Download
Chapter 6 of the Ganita Manjari Class 9 Maths textbook, "Measuring Space: Perimeter and Area," begins with a real-world puzzle — why do runners in the outer lanes of a race track start ahead of runners in the inner lanes? — and uses it to build up the idea of perimeter, the constant π, and arc length before moving o...
Solutions | Extra Questions | Revision Notes
Chapter 7: The Mathematics of Maybe: Introduction to Probability – Free PDF Download
Chapter 7 of Ganita Manjari, "The Mathematics of Maybe: Introduction to Probability," takes students beyond guesswork into the mathematics of chance. Starting from everyday situations — a coin toss before a cricket match, a bag of mixed sweets, a spinning arrow at a village fair — the chapter builds up the probabili...
Solutions | Extra Questions | Revision Notes
Chapter 8: Predicting What Comes Next?: Exploring Sequences and Progressions – Free PDF Download
Chapter 8 of Ganita Manjari, "Predicting What Comes Next?: Exploring Sequences and Progressions," is the final chapter of the Class 9 Maths textbook and one of the most application-heavy chapters in the entire syllabus. It builds on the number patterns students first met in Grades 6-8 and formalises them into three ...
Solutions | Extra Questions | Revision Notes
| Chapter | NCERT Solutions | Revision Notes | Extra Questions (HOTS) |
|---|---|---|---|
| Ch 1: Orienting Yourself: The Use of Coordinates – Free PDF Download | Solutions | Revision Notes | Extra Questions |
| Ch 2: Introduction to Linear Polynomials – Free PDF Download | Solutions | Revision Notes | Extra Questions |
| Ch 3: The World of Numbers – Free PDF Download | Solutions | Revision Notes | Extra Questions |
| Ch 4: Exploring Algebraic Identities – Free PDF Download | Solutions | Revision Notes | Extra Questions |
| Ch 5: I'm Up and Down, and Round and Round – Free PDF Download | Solutions | Revision Notes | Extra Questions |
| Ch 6: Measuring Space: Perimeter and Area – Free PDF Download | Solutions | Revision Notes | Extra Questions |
| Ch 7: The Mathematics of Maybe: Introduction to Probability – Free PDF Download | Solutions | Revision Notes | Extra Questions |
| Ch 8: Predicting What Comes Next?: Exploring Sequences and Progressions – Free PDF Download | Solutions | Revision Notes | Extra Questions |
Also see the Class 9 NCERT Books catalog for the official textbook PDF.
Frequently Asked Questions
Are these Class 9 Mathematics solutions updated for the 2026-27 syllabus?
Yes, every chapter listed above is checked against the current NCERT Mathematics textbook for the 2026-27 CBSE session.
Do you also have Extra Questions and Revision Notes for Class 9 Mathematics?
Yes — wherever published, Extra Questions and/or Revision Notes are linked next to the matching chapter above.
Are these Class 9 Mathematics NCERT Solutions available in Hindi medium?
Hindi-medium solutions for Class 9 Mathematics are being added progressively. In the meantime, this English-medium solution can be used alongside your Hindi-medium NCERT textbook, since the questions and chapter numbering are identical.