Courses
By rohit.pandey1
|
Updated on 5 Jun 2025, 15:24 IST
Get Free NCERT Solutions for Class 8 Maths with detailed explanations, step-by-step solutions, and PDF downloads for all chapters. Updated for CBSE 2025-26 syllabus.
Infinity Learn provides comprehensive NCERT solutions for Class 8 Maths that are specifically designed to help students master mathematical concepts with confidence. Our NCERT textbook solutions for Class 8 Maths cover all 16 chapters with detailed step-by-step solutions, making complex mathematical problems easy to understand.
Our NCERT solutions for Class 8 Maths provide comprehensive coverage of all topics prescribed in the CBSE syllabus. Each solution follows a logical approach to enhance problem-solving skills and mathematical reasoning.
Chapter | Chapter Name | Key Topics | Download PDF |
Chapter 1 | Rational Numbers | Operations on rational numbers, Properties | Download |
Chapter 2 | Linear Equations in One Variable | Solving equations, Applications | Download |
Chapter 3 | Understanding Quadrilaterals | Properties, Types, Angle sum | Download |
Chapter 4 | Data Handling | Frequency distribution, Histograms, Pie charts | Download |
Chapter 5 | Square and Square Roots | Perfect squares, Square root methods | Download |
Chapter 6 | Cube and Cube Roots | Perfect cubes, Cube root calculations | Download |
Chapter 7 | Comparing Quantities | Ratios, Percentages, Profit-Loss, SI-CI | Download |
Chapter 8 | Algebraic Expressions and Identities | Like terms, Identities, Multiplication | Download |
Chapter 9 | Mensuration | Area and perimeter of 2D shapes | Download |
Chapter 10 | Exponents and Powers | Laws of exponents, Standard form | Download |
Chapter 11 | Direct and Inverse Proportions | Proportional relationships, Applications | Download |
Chapter 12 | Factorisation | Common factors, Identities, Division | Download |
Chapter 13 | Introduction to Graphs | Linear graphs, Coordinate geometry | Download |
Chapter 14 | Playing with Numbers | Number patterns, Divisibility rules | Download |
Chapter 15 | Surface Areas and Volumes | 3D shapes, Calculations | Download |
Chapter 16 | Playing with Numbers (General Form) | General form of numbers | Download |
Our NCERT solutions for Class 8 Maths Chapter 1 provide comprehensive understanding of rational numbers and their operations.
Topic | Key Points | Applications |
Properties | Closure, Commutative, Associative, Distributive | Problem solving |
Operations | Addition, Subtraction, Multiplication, Division | Real-life calculations |
Representation | Number line, Equivalent fractions | Visual understanding |
Between Numbers | Finding rational numbers between given numbers | Mathematical reasoning |
The NCERT solutions for Class 8 Maths Chapter 2 focus on solving linear equations and their practical applications.
Our NCERT solutions for Class 8 Maths Chapter 3 explore the properties and classifications of quadrilaterals.
Quadrilateral Type | Properties | Special Features |
Parallelogram | Opposite sides parallel and equal | Diagonals bisect each other |
Rectangle | All angles 90°, opposite sides equal | Diagonals equal in length |
Rhombus | All sides equal, opposite angles equal | Diagonals perpendicular |
Square | All sides equal, all angles 90° | All properties combined |
Trapezium | One pair of parallel sides | Various types possible |
The NCERT solutions for Class 8 Maths Chapter 4 introduce statistical concepts and data representation methods.
Our NCERT solutions for Class 8 Maths Chapter 5 provide comprehensive methods for finding square roots.
Concept | Real-life Use | Mathematical Importance |
Perfect Squares | Area calculations | Number theory |
Square Roots | Engineering problems | Advanced mathematics |
Estimation | Quick calculations | Mental math |
Patterns | Sequence identification | Logical reasoning |
The NCERT solutions for Class 8 Maths Chapter 6 focus on understanding cubes and methods to find cube roots.
Our NCERT solutions for Class 8 Maths Chapter 7 cover ratios, percentages, and their practical applications.
Topic | Applications | Real-life Examples |
Ratios and Proportions | Recipe scaling, Map reading | Cooking, Geography |
Percentages | Discounts, Taxes | Shopping, Finance |
Profit and Loss | Business calculations | Commerce |
Simple Interest | Banking, Loans | Financial planning |
Compound Interest | Investments, Growth | Long-term planning |
The NCERT solutions for Class 8 Maths Chapter 8 introduce algebraic manipulation and standard identities.
Our NCERT solutions for Class 8 Maths Chapter 9 focus on area calculations for various geometric shapes.
Shape | Area Formula | Perimeter Formula |
Trapezium | ½ × (sum of parallel sides) × height | Sum of all sides |
Rhombus | ½ × d₁ × d₂ (diagonals) | 4 × side |
General Quadrilateral | Using triangulation | Sum of all sides |
Irregular Shapes | Breaking into regular shapes | Adding boundary lengths |
The NCERT solutions for Class 8 Maths Chapter 10 establish the foundation for understanding powers and their laws.
Our NCERT solutions for Class 8 Maths Chapter 11 explore proportional relationships and their applications.
Type | Relationship | Graph | Examples |
Direct Proportion | y ∝ x (y = kx) | Straight line through origin | Speed-Distance, Cost-Quantity |
Inverse Proportion | y ∝ 1/x (xy = k) | Hyperbola | Speed-Time, Workers-Time |
The NCERT solutions for Class 8 Maths Chapter 12 cover various methods of factorizing algebraic expressions.
Our NCERT solutions for Class 8 Maths Chapter 13 introduce coordinate geometry and linear graphs.
The NCERT solutions for Class 8 Maths Chapter 15 deal with 3D geometry calculations.
Shape | Surface Area | Volume |
Cuboid | 2(lb + bh + hl) | l × b × h |
Cube | 6a² | a³ |
Cylinder | 2πr(r + h) | πr²h |
Cone | πr(r + l) | ⅓πr²h |
Sphere | 4πr² | ⅔πr³ |
Class 8 Maths Chapter | Related Science Topic | Real-life Application |
Data Handling | Scientific Data Analysis | Research and Statistics |
Mensuration | Physics Measurements | Engineering and Architecture |
Exponents and Powers | Scientific Notation | Large number calculations |
Graphs | Physics Graphs | Data interpretation |
Time Slot | Activity | Focus Area |
40 mins | Chapter Study | Concept Understanding |
30 mins | NCERT Exercise | Problem Practice |
20 mins | Previous Day Revision | Memory Reinforcement |
10 mins | Formula Review | Quick Reference |
Chapter | Key Formulas | Applications |
Rational Numbers | a/b + c/d = (ad + bc)/bd | Fraction operations |
Linear Equations | If ax + b = 0, then x = -b/a | Problem solving |
Mensuration | Area of trapezium = ½(a+b)h | Geometry calculations |
Algebraic Identities | (a+b)² = a² + 2ab + b² | Algebraic simplification |
Surface Areas | CSA of cylinder = 2πrh | 3D measurements |
Topic | Common Error | Correct Approach |
Rational Numbers | Adding denominators directly | Find LCM first |
Linear Equations | Not maintaining equality | Same operation on both sides |
Identities | Incorrect expansion | Memorize standard forms |
Mensuration | Unit confusion | Check units throughout |
Factorisation | Incomplete factoring | Factor completely |
Our NCERT solutions for Class 8 Maths provide essential foundation for:
Class 8 concepts directly support:
These concepts are fundamental for:
Download our free NCERT Solution for Class 8 Maths and transform your mathematical understanding!
To get 100 marks in Class 8 Maths, focus on understanding NCERT concepts thoroughly, solve all examples and exercises, revise regularly, and practice previous year questions. Using NCERT Solutions for Class 8 Maths helps clear doubts and ensures accuracy in stepwise answers.
Study Class 8 Maths effectively by breaking each chapter into concepts, practicing NCERT questions daily, and using NCERT solutions to verify your answers. Use visual aids like diagrams, formulas, and solved examples to strengthen your understanding.
Some of the most important chapters in Class 8 Maths include Linear Equations in One Variable, Mensuration, and Algebraic Expressions. These chapters are frequently used in higher classes and are essential for competitive exams like NTSE and Olympiads.
Class 8 Maths is not tough if you build your basics well. NCERT textbooks are designed to explain concepts clearly. Regular practice using NCERT Solutions for Class 8 Maths can make learning easier and help overcome challenges.
Chapter 1 of Class 8 Maths NCERT is Rational Numbers. It introduces positive and negative rational numbers, operations on rational numbers, and their properties. This chapter is foundational for algebra and number systems in higher classes.
To score 95+ in Class 8 Maths, follow a strict revision schedule, solve all NCERT questions, take mock tests, and focus on accuracy. Reviewing NCERT Class 8 Maths solutions after solving helps correct errors and improves your confidence.
Yes, scoring 90% in Class 8 Maths is considered excellent. It indicates strong understanding and consistent practice, especially if you rely on NCERT materials and solutions. Maintaining this performance prepares you well for Class 9 and 10 boardlevel Maths.
As per the new NCERT syllabus revision for 2025–26, some topics may be streamlined or integrated. To stay updated, always check the official NCERT website or your school’s syllabus. Updated NCERT solutions for Class 8 Maths will reflect these changes.
No, CBSE is the board of education, while NCERT is the textbook publisher. However, CBSE Class 8 Maths syllabus is entirely based on NCERT textbooks, making NCERT solutions highly relevant for exam preparation.
Yes, NCERT textbooks for Class 8 may undergo changes under the NCF 2023 guidelines. The new editions for 2025–26 will include updated concepts and structure. Make sure you refer to the latest NCERT Class 8 Maths solutions aligned with the revised content.