CBSE Class 8 · Mathematics

CBSE Class 8 Maths Exam Preparation

Squares, cubes, polynomials, and mensuration — bridging to Class 9

Complete chapter-wise preparation guide for CBSE Class 8 Mathematics. Rational numbers, squares, cubes, algebraic identities, graphs, and solid shapes — with marks distribution and exam strategy.

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80

Theory Marks

20

Practical Marks

3 hours

Exam Duration

14

Total Chapters

Chapter-Wise Marks Breakdown

96 theory marks
ChapterMarksDifficulty
Rational Numbers6Medium
Linear Equations in One Variable8Medium
Understanding Quadrilaterals6Medium
Data Handling6Easy
Squares and Square Roots8Medium
Cubes and Cube Roots6Medium
Comparing Quantities8Medium
Algebraic Expressions and Identities10Hard
Mensuration10Hard
Exponents and Powers6Easy
Direct and Inverse Proportions6Easy
Factorisation8Hard
Introduction to Graphs4Easy
Playing with Numbers4Easy

Topics That Appear Every Year

01Algebraic identities — all 4 standard identities
02Factorisation — common factor, regrouping, identity-based
03Compound interest — formula and direct problems
04Mensuration — surface area and volume of cylinder
05Square roots — long division method
06Linear equations — word problems
07Quadrilaterals — properties of parallelogram, rhombus
08Pie charts — drawing and reading

Study Strategy for 90+

1

Algebraic identities and factorisation together can carry 18+ marks — master these

2

Mensuration: always write formula with units before substitution

3

Compound Interest: learn both the formula method and repeated simple interest method

4

Word problems in Linear Equations: always define the variable clearly first

5

Practice drawing pie charts accurately — angles must be calculated and drawn with protractor

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