Grade 8 Maths

Mathematics is an important subject that helps us think, solve problems, and understand the world better. In Grade 8, students learn new and exciting concepts that build on what they already know and prepare them for higher grades.

This guide provides a simple chapter-by-chapter overview of Grade 8 Maths. Each chapter explains the topics in a clear way, with helpful examples and links to practice materials. Whether you are a student or a parent, this guide will make learning Maths easier and more fun!

Integers

• Introduction to Integers
• Operations on Integers
• Properties of Integers
• Consecutive Integers

Rational Numbers

• What are Rational Numbers?
• Representation of Rational Numbers on the Number Line
• Properties of Rational Numbers
• Is π a Rational Number?
• Rational Numbers Worksheet

Exponents

• What are Exponents?
• Laws of Exponents
• Adding and Subtracting Exponents
• Multiplying Exponents
• Simplifying Exponents
• Difference Between Exponent and Power
• Fractional Exponents

Square and Cube Roots

• Square Numbers
• Square Root
• Square Root 1 to 30
• Cube Roots
• Cube Root from 1 to 30
• Perfect Cubes

Irrational Numbers

• What are Irrational Numbers?
• Real-Life Applications of Irrational Numbers

Proportions

• Proportions
• Direct Proportion
• Inverse Proportion
• Compound Proportions
• Continued Proportions
• Proportionality Constants

Percentages

• Percentage
• Percentage Change
  • Percentage Increase
  • Percentage Decrease
  • Successive Percentage Change

• Converting Fractions to Percent
• Percentages in Daily Lives
• Discount

Equations

• Equations in Maths
• One Step Equations
• Polynomial Equation
• Inequalities
  • Linear Inequalities
  • Quadratic Inequalities

Lines and Angles

• Line Segment
• Types of Lines
  • Parallel Lines
  • Perpendicular Lines
  • Intersecting Lines
  • Skew Lines
  • Transversal Line

• Angles
• Types of Angles
  • Acute Angle
  • Right Angle
  • Obtuse Angle
  • Straight Angle
  • Reflex Angle
  • Complete Angle
• Measuring Angles

Angle Relationships

• What are Angle Relationships
  • Pairs of Angles: Complementary Angles,Supplementary Angles, and Adjacent Angles.
  • Angles Formed by Intersecting Lines: Vertical Opposite AnglesandLinear Pair of Angles.
  • Angle Formed by Parallel and Transversal Lines:Corresponding Angles.
  • Alternate Angles: Alternate Interior Angles,Alternate Exterior Angles, and Consecutive Interior Angles.

Linear Equations

• Linear Equations Introduction
• Linear Equations in One Variable
  • Solution of Linear Equation in One Variable
• Linear Equation in Two Variables
  • Graph of Linear Equations in Two Variables
• Pair of Linear Equations in Two Variables

Functions

• What is a Function?
• Graphing Various Functions
• Domain and Range of Functions
• Linear Functions

Some Other Important Topics

• Scientific Notation:
  • How to Write Numbers in Scientific Notation?
• Unitary Method
• Expressions
• Coordinate Plane
• Pythagorean Theorem
• Pythagoras Triples
• Converse of Pythagoras Theorem
• Slope of a Line
  • Slope Formula