Chapter 12: Ratio and Proportion

PDF Notes Maths Class 6 CBSE

Shikha Kular

@shikhakular

Chapter Description

Chapter 12: Ratio and Proportion talk about the mathematical concepts of ratio and proportion, which teaches you to compare quantities and understand their relationships. These concepts help you with cooking recipes, dividing things among people, etc. This chapter also covers definitions, and methods on how to simplify and compare ratios and proportions. 

What You Will Learn

  • Definition and importance of ratios
  • How to express and simplify ratios
  • Real-life applications of ratios
  • Concept of proportions and how to identify them
  • Methods to compare ratios and find out proportions
  • Unitary method to solve problems related to ratios and proportions

Chapter Content

  • Introduction to Ratios
    • Definition of ratio
    • How to express a ratio

  • Simplifying Ratios
    • Simplify ratios to their lowest terms
    • Simplify ratios using HCF

  • Finding Equivalent Ratios
    • Definition of equivalent ratios
    • Find equivalent ratios

  • Comparison of Ratios
    • Compare ratios by converting them to fractions or decimals.
    • Comparing ratios to find out which is larger or smaller

  • Understanding Proportions
    • Definition of proportion
    • Identifying proportions using means and extremes
    • Cross multiplication method to find out if two ratios are in proportion

  • Unitary Method
    • Definition and steps of the unitary method
    • Solving problems by finding the value of a single unit and then determining the value of multiple units


The PDF Notes for "Chapter 12: Ratio and Proportion" is available for free in PDF format, making it easy for class 6 students to download them or access them at any time and from any place.

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Chapter 1

Knowing Our Numbers

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Chapter 2

Whole Numbers

1 PDF Available

Chapter 3

Playing With Numbers

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Chapter 4

Basic Geometrical Ideas

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Chapter 5

Understanding Elementary Shapes

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Chapter 6

Integers

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Chapter 7

Fractions

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Chapter 8

Decimals

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Chapter 9

Data Handling

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Chapter 10

Mensuration

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Chapter 11

Algebra

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