Class 8 Mathematics (गणित) - NCERT & Central Board of Secondary Education (CBSE) Official Curriculum
Official syllabus prescribed by NCERT and followed across CBSE, CISCE, NIOS, and State Boards. Explore all 13 chapters in English Medium or Hindi Medium (हिंदी माध्यम) with dedicated video masterclasses.
At-a-Glance Executive Overview: CBSE Class 8 (Class 8) Mathematics
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Class 8 Mathematics (गणित)
Official sequenced chapter syllabus prescribed by NCERT and followed across CBSE, CISCE, NIOS, and State Education Boards nationwide. Every chapter is mapped to dedicated video masterclasses.
Chapter List & Video Masterclasses
13 of 13 ChaptersRational Numbers
Properties of rational numbers (closure, commutativity, associativity, distributive property), additive and multiplicative identities/inverses, rational numbers on number line.
Linear Equations in One Variable
Solving linear equations with variables on one side and both sides, cross-multiplication method, and solving real-life word problems.
Understanding Quadrilaterals
Polygons, classification of polygons, angle sum property of polygons, sum of exterior angles (360°), and kinds of quadrilaterals (trapezium, kite, parallelogram, rhombus, rectangle, square).
Data Handling
Organising data, frequency distribution tables, grouping data into histograms, pie charts (circle graphs), and elementary chance and probability.
Squares and Square Roots
Properties of square numbers, Pythagorean triplets, finding square roots by prime factorisation and by division method.
Cubes and Cube Roots
Cube numbers, interesting patterns in cubes, finding cube roots by prime factorisation method.
Comparing Quantities
Ratio and percentages, discounts, profit and loss, GST (Goods and Services Tax), and compound interest formulas.
Algebraic Expressions and Identities
Terms, factors, coefficients, monomials, binomials, polynomials, addition and subtraction of expressions, multiplication of polynomials, and standard identities.
Mensuration
Area of trapezium, general quadrilaterals, special quadrilaterals (rhombus), surface area of cube, cuboid and cylinder, and volume of cuboid, cube and cylinder.
Exponents and Powers
Powers with negative exponents, laws of exponents, and use of exponents to express small numbers in standard scientific form.
Direct and Inverse Proportions
Concept of direct proportion (x/y = k) and inverse proportion (x*y = k), identifying proportion type, and solving word problems.
Factorisation
Method of common factors, factorisation by regrouping terms, factorisation using identities, and division of algebraic expressions.
Introduction to Graphs
Bar graphs, pie graphs, histograms, line graphs, linear graphs, coordinates, and application problems involving distance-time and cost-quantity.
Full Board Marathons & Chapter One-Shots
Watch complete full-syllabus revision sessions and chapter-by-chapter deep dives by India’s most acclaimed educators (Next Toppers, Prashant Kirad, Shobhit Nirwan, Physics Wallah, Dear Sir, Vedantu, Magnet Brains, NCERT Wallah). Mapped directly to official board blueprints.