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CBSE Class 8 Mathematics — Quick Revision Notes

Quick revision notes for CBSE Class 8 Mathematics. Key formulas, concepts, and definitions for last-minute board exam preparation.

Important QuestionsSyllabusRevision NotesStudy PlanFlashcardsFormula SheetChapter SummaryPractice QuizConcept Maps

Quick Summary

These revision notes cover the key concepts, formulas, and definitions for CBSE Class 8 Mathematics. Use them for last-minute revision before your board exam.

How to Revise Effectively

  • Active recall: Cover the notes, try to recall key points, then check. This is 3× more effective than passive reading.
  • Spaced repetition: Revise each chapter at increasing intervals — Day 1, Day 3, Day 7, Day 14.
  • Write, don't just read: Writing formulas and key points by hand improves retention significantly.
  • Teach someone: Explaining a concept to a friend or family member is the best test of understanding.

Chapter-Wise Revision Notes — 7 Chapters

Revise each chapter below. Focus on formulas, definitions, and diagrams. Complete all 7 chapters for thorough preparation.

1

A Square and A Cube

Topics covered

  • Perfect Squares and Square Numbers
  • Perfect Cubes and Cube Numbers
  • Properties and Patterns
  • Finding Square Roots and Cube Roots
Numbers obtained by multiplying a naturalThe inverse operation of squaringNumbers obtained by multiplying a naturalThe inverse operation of cubingA number is a perfect square
2

Power Play

Topics covered

  • Experiencing Exponential Growth
  • Exponential Notation and Basic Operations
  • Zero and Negative Exponents
  • Powers of 10 and Scientific Notation
When quantities multiply by a constantWriting repeated multiplication in short formKey rulesSpecial importance of base 10Writing numbers as x × 10ʸ
3

A Story of Numbers

Topics covered

  • Basic Concepts of Number Systems
  • Early Number Systems
  • Roman Numerals System
  • Base Systems and Egyptian Numbers
A standard sequence of objectsThe symbols used to represent numbersEasily recognizable reference numbers used asA system where landmark numbersA number system where the position

4 more chapters available

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Get chapter-wise help for CBSE Class 8 Mathematics

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Frequently Asked Questions

Where can I find CBSE Class 8 Mathematics Revision Notes?

This page provides revision notes for CBSE Class 8 Mathematics for the 2026 board exam. For chapter-by-chapter study help including summaries, quizzes, and flashcards, try Super Tutor.

Mathematics is one of the scoring subjects in CBSE Class 8 if prepared well. Focus on understanding concepts, practising problems regularly, and revising key formulas. Most students who follow a structured study plan score above 80%.

Start by understanding the complete syllabus. Then focus on important questions from each chapter. Use revision notes for quick review before exams. Follow a study plan that covers all chapters with dedicated revision time.

Browse Revision Notes by Chapter

7 chapters available

1

A Square and A Cube

2

Power Play

3

A Story of Numbers

4

Quadrilaterals

5

Number Play

6

We Distribute, Yet Things Multiply

7

Proportional Reasoning-1

More Mathematics Resources

CBSE Class 8

Important Questions

Board exam-style questions with marking scheme

Syllabus

Complete topic list and marks distribution

Study Plan

Day-by-day preparation schedule

Flashcards

Quick-fire cards for active recall practice

Formula Sheet

Every formula you need in one place

Chapter Summary

Understand each chapter at a glance

Practice Quiz

Test yourself with interactive quizzes

Concept Maps

Visual diagrams showing how topics connect

Other CBSE Class 8 Subjects

ScienceSocial ScienceEnglish