# CBSE Class 8 Maths Syllabus 2020-2021

Studying and preparing for any exam requires the familiarity with the syllabus. Class 8 syllabus of Mathematics is important as it comprise of the significant topics that the students will have to read during their course of study. Preparing for the exam as per the syllabus can help the students score good marks. The students of class 8 can check the CBSE Class 8 Maths Syllabus 2020-2021 and details related to it such as chapter name, important topics, etc from this article.

## CBSE Class 8 Maths Syllabus 2020

Students can see the chapter-wise details of class 8 Mathematics syllabus from below.

 Chapter No. Chapter Name Chapter 1 Rational Numbers Chapter 2 Linear Equations in One Variable Chapter 3 Understanding Quadrilaterals Chapter 4 Practical Geometry Chapter 5 Data Handling Chapter 6 Squares and Square Roots Chapter 7 Cubes and Cube Roots Chapter 8 Comparing Quantities Chapter 9 Algebraic Expressions and Identities Chapter 10 Visualising Solid Shapes Chapter 11 Mensuration Chapter 12 Exponents and Powers Chapter 13 Direct and Inverse Proportions Chapter 14 Factorisation Chapter 15 Introduction to Graphs Chapter 16 Playing with Number

## CBSE Class 8th Maths Important Topics

### CHAPTER 1: Rational Numbers

• Introduction
• Properties of Rational Numbers (Closure, Commutativity, Associativity, The Role Of Zero, The Role Of 1, Negative Of A Number, Reciprocal, Distributivity Of Multiplication Over Addition For Rational Numbers)
• Representation of Rational Numbers on the Number Line
• Rational Number between Two Rational Numbers

### CHAPTER 2: Linear Equations in One Variable

• 1 Introduction
• 2 Solving Equations which have Linear Expressions on one Side and Numbers on the other Side
• 3 Some Applications
• 4 Solving Equations having the Variable on both sides
• 5 Some More Applications
• 6 Reducing Equations to Simpler Form
• 7 Equations Reducible to the Linear Form

• 1 Introduction
• 2 Polygons (Classification of Polygons, Diagonals, Convex and Concave Polygons, Regular and Irregular Polygons, Angle Sum Property)
• 3 Some of the Measures of the Exterior Angles of a Polygon
• 4 Kinds of Quadrilaterals (Trapezium, Kite, Parallelogram, Elements of a Parallelogram, Angles of a Parallelogram, Diagonals of a Parallelogram)
• 5 Some Special Parallelograms (rhombus, a rectangle, square)

### CHAPTER 4: Practical Geometry

• 1 Introduction
• 2 Constructing a Quadrilateral (When The Lengths Of Four Sides And A Diagonal Are Given, When Two Diagonals And Three Sides Are Given, When Two Adjacent Sides And Three Angles Are Known, When Three Sides And Two Included Angles Are Given)
• 3 Some Special Cases

### CHAPTER 5: Data Handling

• 1 Looking for Information
• 2 Organising Data
• 3 Grouping Data (Bars with a Difference)
• 4 Circle Graph or Pie Chart (Drawing Pie Charts)
• 5 Chance and Probability (Getting A Result, Equally Likely Outcomes, Linking Chances To Probability, Outcomes As Events, Chance And Probability Related To Real Life)

### CHAPTER 6: Squares and Square Roots

• 1 Introduction
• 2 Properties of Square Numbers
• 3 Some More Interesting Patterns
• 4 Finding the Square of a Number (Other Patterns in Squares, Pythagorean Triplets)
• 5 Square Roots (Finding Square Roots, Finding Square Roots Through Repeated Subtraction, Finding Square Roots Through Prime Factorisation)
• 6 Square Roots of Decimals
• 7 Estimating Square Root

### CHAPTER 7: Cubes and Cube Roots

• 1 Introduction
• 2 Cubes (Some Interesting Patterns, Smallest Multiple that is a Perfect Cube)
• 3 Cubes Roots (Cube Root through Prime Factorisation, Cube Root of a Cube Number)

### CHAPTER 8: Comparing Quantities

• 1 Recalling Ratios and Percentages
• 2 Finding the Increase and Decrease Percent
• 3 Finding Discounts (Estimation in Percentage)
• 4 Prices Related to Buying and Selling (Profit and Loss) (Finding Cost Price/ Selling Price, Profit %/ Loss %)
• 5 Sales Tax/Value Added Tax/Goods and Services Tax
• 6 Compound Interest
• 7 Deducing a Formula for Compound Interest
• 8 Rate Compounded Annually or Half Yearly (Semi Annually)
• 9 Applications of Compound Interest Formula

### CHAPTER 9: Algebraic Expressions and Identities

• 1 What are Expressions?
• 2 Terms, Factors and Coefficients
• 3 Monomials, Binomials and Polynomials
• 4 Like and Unlike Terms
• 5 Addition and Subtraction of Algebraic Expressions
• 6 Multiplication of Algebraic Expressions: Introduction
• 7 Multiplying a Monomial by a Monomial (Multiplying Two Monomials, Multiplying Three or More Monomials)
• 8 Multiplying a Monomial by a Polynomial (Multiplying a Monomial by a Binomial, Multiplying a Monomial by a Trinomial)
• 9 Multiplying a Polynomial by a Polynomial (Multiplying a Binomial by a Binomial, Multiplying a Binomial by a Trinomial)
• 10 What is an Identity?
• 11 Standard Identities
• 12 Applying Identities

### CHAPTER 10: Visualising Solid Shapes

• 1 Introduction
• 2 View of 3D-Shapes
• 3 Mapping Space Around Us
• 4 Faces, Edges and Vertices

### CHAPTER 11: Mensuration

• 1 Introduction
• 2 Let us Recall
• 3 Area of Trapezium
• 4 Area of General Quadrilateral
• 5 Area of Polygons
• 6 Solid Shapes
• 7 Surface Area of Cube, Cuboid and Cylinder
• 8 Volume of Cube, Cuboid and Cylinder
• 9 Volume and Capacity

### CHAPTER 12: Exponents and Powers

• 1 Introduction
• 2 Powers with Negative Exponents
• 3 Laws of Exponents
• 4 Use of Exponents to Express Small Numbers in Standard Form (Comparing Very Large and Very Small Numbers)

### CHAPTER 13: Direct and Inverse Proportions

• 1 Introduction
• 2 Direct Proportion
• 3 Inverse Proportion

### CHAPTER 14: Factorisation

• 1 Introduction (Factors of Natural Numbers, Factors of Algebraic Expression)
• 2 What is Factorisation? (Method Of Common Factors, Factorisation By Regrouping Terms, Factorisation Using Identities, Factors Of The Form (x+a)(x+b))
• 3 Division of Algebraic Expressions (Division of a Monomial by another Monomial, Division of a Polynomial by a Monomial)
• 4 Division of Algebraic Expressions Continued (Polynomial / Polynomial)
• 5 Can you Find the Error?

### CHAPTER 15: Introduction to Graphs

• 1 Introduction (Bar Graph, Pie Graph, Histogram, Line Graph)
• 2 Linear Graphs (Location of a Point, Coordinates)
• 3 Some Applications

### CHAPTER 16: Playing with Numbers

• 1 Introduction
• 2 Numbers in General Form
• 3 Game with Numbers
• 4 Letters for Digits
• 5 Test of Divisibility (Divisibility by 10, Divisibility by 5, Divisibility by 2, Divisibility by 9 and 3)

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