NCERT Math Book Class 8 in Hindi medium - गणित की पुस्तक कक्षा 8 हिंदी - eSaral
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NCERT Math Book Class 8 in Hindi – Chapter-wise PDF Download
All 16 chapters of the NCERT Class 8 Maths book in Hindi are available below as free PDFs. The answer key (उत्तरमाला) is also included. Click any chapter to download instantly.
Chapter No. | Chapter Name (Hindi) | Chapter Name (English) | PDF Download |
|---|---|---|---|
Chapter 1 | परिमेय संख्याएँ | Rational Numbers | |
Chapter 2 | एक चर वाले रैखिक समीकरण | Linear Equations in One Variable | |
Chapter 3 | चतुर्भुजों को समझना | Understanding Quadrilaterals | |
Chapter 4 | प्रायोगिक ज्यामिती | Practical Geometry | |
Chapter 5 | आँकड़ों का प्रबंधन | Data Handling | |
Chapter 6 | वर्ग और वर्गमूल | Squares and Square Roots | |
Chapter 7 | घन और घनमूल | Cubes and Cube Roots | |
Chapter 8 | राशियों की तुलना | Comparing Quantities | |
Chapter 9 | बीजीय व्यंजक एवं सर्वसमिकाएँ | Algebraic Expressions and Identities | |
Chapter 10 | ठोस आकारों का चित्रण | Visualising Solid Shapes | |
Chapter 11 | क्षेत्रमिति | Mensuration | |
Chapter 12 | घातांक और घात | Exponents and Powers | |
Chapter 13 | सीधा और प्रतिलोम समानुपात | Direct and Inverse Proportions | |
Chapter 14 | गुणनखंडन | Factorisation | |
Chapter 15 | आलेखों से परिचय | Introduction to Graphs | |
Chapter 16 | संख्याओं के साथ खेलना | Playing with Numbers | |
— | उत्तरमाला (Answer Key) | Answer Key |
Chapter Overview: All 16 Chapters
Understanding what each chapter covers helps you plan your study schedule. Here is a quick overview of every chapter in the NCERT Class 8 Maths book in Hindi:
Chapter | Key Concepts | Topic Area | Importance for Future Classes |
|---|---|---|---|
1. Rational Numbers | Properties of rational numbers, representation on the number line | Number System | High — Class 9, 10, JEE |
2. Linear Equations in One Variable | Solving equations, word problems, applications | Algebra | High — Class 9, 10 |
3. Understanding Quadrilaterals | Types, properties, angle sum property | Geometry | Medium — Class 9 |
4. Practical Geometry | Constructing quadrilaterals, special cases | Geometry | Medium |
5. Data Handling | Bar graphs, pie charts, probability basics | Statistics | Medium — Class 10 |
6. Squares and Square Roots | Perfect squares, finding square roots, Pythagoras | Number System | High — Class 10 |
7. Cubes and Cube Roots | Perfect cubes, cube root methods | Number System | Medium — Class 9 |
8. Comparing Quantities | Ratio, percentage, profit/loss, interest | Arithmetic | High — Class 10 |
9. Algebraic Expressions & Identities | Addition, subtraction, multiplication, and standard identities | Algebra | High — Class 9, 10, JEE |
10. Visualising Solid Shapes | 3D shapes, views, Euler's formula | Geometry | Medium |
11. Mensuration | Area of polygons, surface area, volume | Mensuration | High — Class 10 |
12. Exponents and Powers | Laws of exponents, scientific notation | Number System | High — Class 9 |
13. Direct and Inverse Proportions | Unitary method, direct/inverse variation | Arithmetic | High — Class 10 |
14. Factorisation | Common factors, regrouping, and identities | Algebra | High — Class 9, JEE |
15. Introduction to Graphs | Bar, line, pie graphs; linear graphs | Statistics | Medium — Class 10 |
16. Playing with Numbers | Divisibility rules, number puzzles | Number System | Low–Medium |
💡 Expert Tip by eSaral Academic Team (Kota's IITian Faculties): Chapters 1, 2, 6, 8, 9, 11, 13, and 14 are the most critical for future studies. These 8 chapters directly connect to Class 9 and Class 10 concepts and reappear at a higher level in JEE Main Mathematics. Understand them deeply — not just for your annual exam, but for the years ahead.
NCERT Class 8 Maths Syllabus – Unit-wise Breakdown
CBSE organises the Class 8 Maths syllabus into six broad units. Here is the official unit-wise breakdown:
Unit | Chapters Covered | Key Topics | Exam Focus |
|---|---|---|---|
Unit 1 — Number System | Ch 1, 6, 7, 12 | Rational Numbers, Squares, Cubes, Exponents | High |
Unit 2 — Algebra | Ch 2, 9, 14 | Linear Equations, Algebraic Identities, Factorisation | High |
Unit 3 — Ratio and Proportion | Ch 8, 13 | Comparing Quantities, Direct and Inverse Proportion | High |
Unit 4 — Geometry | Ch 3, 4, 10 | Quadrilaterals, Practical Geometry, Solid Shapes | Medium |
Unit 5 — Mensuration | Ch 11 | Area, Surface Area, Volume | High |
Unit 6 — Data Handling & Graphs | Ch 5, 15, 16 | Data Handling, Graphs, Playing with Numbers | Medium |
Chapter-wise Concept Summary Table
Chapter | Must-Know Formula / Rule |
|---|---|
Ch 1 — Rational Numbers | a/b + c/d = (ad + bc)/bd; Rational numbers are dense on the number line |
Ch 2 — Linear Equations | Transposition rule: LHS = RHS after solving |
Ch 6 — Squares and Square Roots | √(a×b) = √a × √b; Column method for square roots |
Ch 8 — Comparing Quantities | % change = (change/original) × 100; SI = PRT/100; CI = P(1+R/100)ⁿ |
Ch 9 — Algebraic Identities | (a+b)² = a²+2ab+b²; (a-b)² = a²-2ab+b²; (a+b)(a-b) = a²-b² |
Ch 11 — Mensuration | Area of trapezium = ½(a+b)h; Lateral SA of cylinder = 2πrh; Volume = πr²h |
Ch 12 — Exponents | aᵐ × aⁿ = aᵐ⁺ⁿ; (aᵐ)ⁿ = aᵐⁿ; a⁰ = 1 |
Ch 13 — Proportion | Direct: x/y = k; Inverse: xy = k |
Ch 14 — Factorisation | a² - b² = (a+b)(a-b); x² + (a+b)x + ab = (x+a)(x+b) |
💡 Expert Tip by eSaral Academic Team (Kota's IITian Faculties): The algebraic identities in Chapter 9 are used hundreds of times in Class 9, 10, 11, and 12. Memorise all four standard identities with their proofs — not just the formula. Students who understand why an identity works use it correctly under exam pressure.
How to Study NCERT Maths Class 8 Effectively?
A systematic approach to Class 8 Maths makes a lasting difference — both for your current annual exam and for your preparation for Class 9 and beyond. Here is a 5-step method:
Step 1 — Read the NCERT Theory and Solved Examples
Every chapter in the NCERT Class 8 Maths book starts with explanations and worked examples. Read these carefully before attempting exercise questions. The solved examples show you the exact method NCERT expects — and school exams follow the same method.
Step 2 — Solve All NCERT Exercises Completely
CBSE school exam questions for Class 8 are set from NCERT exercises. Solve every question in every exercise. Do not skip optional exercises. If you get stuck, use NCERT Solutions for Class 8 Maths to check your method step by step.
Step 3 — Memorise Key Formulas Chapter by Chapter
Chapters 8, 9, 11, 12, and 13 are formula-heavy. After completing each chapter, write all formulas on a single sheet. Review this formula sheet once a week. Ganit ki taiyari mein formulas yaad karna half battle jeetna hai.
Step 4 — Practice Word Problems Separately
Chapters 2 (Linear Equations), 8 (Comparing Quantities), and 13 (Direct and Inverse Proportion) have many real-life word problems. These are the most common exam question types. Solve at least 10 extra word problems per chapter beyond the NCERT exercises.
Step 5 — Revise with Short Notes Before Exams
In the 2 weeks before your exam, revise using one-page chapter summaries. Include: key definitions, main formulas, example question types, and common mistakes to avoid. This makes last-minute revision fast and effective.
Study Phase | Timeline | Focus Area |
|---|---|---|
Chapter reading + exercises | Ongoing (term-wise) | All 16 NCERT chapters |
Formula memorisation | After each chapter | Ch 8, 9, 11, 12, 13 |
Word problem practice | Weekly | Ch 2, 8, 13 |
Revision + short notes | 2 weeks before the exam | All chapters |
Mock test practice | Final week | Previous year school papers |
Why Is NCERT Class 8 Maths Important for Future Studies?
How Does Class 8 Maths Connect to Class 9 and Class 10?
Class 8 Maths is the direct foundation for Class 9 and Class 10 topics. Every major Class 9 chapter has a Class 8 predecessor:
Class 8 Chapter | Leads Directly To |
|---|---|
Ch 1 — Rational Numbers | Class 9: Number Systems (Real Numbers) |
Ch 2 — Linear Equations | Class 9: Linear Equations in Two Variables |
Ch 9 — Algebraic Identities | Class 9: Polynomials; Class 10: Quadratic Equations |
Ch 11 — Mensuration | Class 10: Surface Areas and Volumes |
Ch 13 — Proportion | Class 10: Statistics, Arithmetic Progressions |
Ch 14 — Factorisation | Class 9: Polynomials; JEE Main: Algebra |
Students who build a strong Class 8 foundation find Class 9 significantly easier to start — especially for algebra and number system topics. Those who skip Class 8 fundamentals often struggle in Class 9 and later regret it during JEE ki taiyari.
Is NCERT Class 8 Maths Useful for Competitive Exams?
Yes. The algebraic identities (Ch 9), exponent rules (Ch 12), factorisation (Ch 14), and mensuration formulas (Ch 11) from Class 8 NCERT reappear directly in JEE Main Mathematics questions. Students who master these concepts at Class 8 level have a significantly stronger base for Class 11 and Class 12 JEE preparation.
Related NCERT Resources for Class 8 and Beyond
Resource | Link |
|---|---|
NCERT Solutions Class 8 Maths | |
NCERT Solutions Class 8 Science | |
NCERT Solutions Class 8 (All Subjects) | |
NCERT Books Class 8 (All Subjects) | |
NCERT Solutions Class 9 Maths | |
NCERT Solutions Class 9 Science | |
NCERT Books Class 9 | |
NCERT Solutions Class 10 Maths | |
NCERT Solutions Class 10 Science | |
NCERT Class 10 Maths Book (Hindi) | |
NCERT Class 10 Science Book PDF | |
Class 9 Maths Book in Hindi |
Frequently Asked Questions
Where can I download the NCERT Math Book Class 8 in Hindi medium PDF for free?
All 16 chapters of the NCERT Math Book Class 8 in Hindi medium are available as free PDFs on this page, along with the answer key (उत्तरमाला). Click any chapter in the download table above to access the PDF instantly. No registration or login is required. The PDFs are from the official NCERT Ganit textbook for Class 8.
How many chapters are in the NCERT Class 8 Maths book?
The NCERT Class 8 Maths book has 16 chapters. They cover Number System (Ch 1, 6, 7, 12), Algebra (Ch 2, 9, 14), Ratio and Proportion (Ch 8, 13), Geometry (Ch 3, 4, 10), Mensuration (Ch 11), and Data Handling (Ch 5, 15, 16) — the complete CBSE Class 8 Maths syllabus.
Is NCERT Class 8 Maths important for JEE preparation?
Yes. Algebraic identities (Ch 9), factorisation (Ch 14), exponent rules (Ch 12), and mensuration formulas (Ch 11) from Class 8 NCERT directly form the base for JEE Main Mathematics. Students who master Class 8 Maths have a stronger foundation when they reach Class 11 and Class 12 JEE preparation.
How to study NCERT Math Class 8 for school exams?
Read the NCERT theory and solved examples first. Solve all chapter-end exercises completely. For formula-heavy chapters (8, 9, 11, 12, 13), maintain a dedicated formula sheet. Practice extra word problems for Chapters 2, 8, and 13. Revise with short notes 2 weeks before your exam.
Why is the Hindi medium NCERT Maths book useful for Class 8 students?
Hindi-medium students understand mathematical concepts, word problems, and theorems faster when explained in their native language. The NCERT Math Book Class 8 in Hindi (गणित) uses clear, simple Hindi throughout — which directly improves comprehension, reduces confusion in word problems, and leads to better accuracy in exams.