Chapter 1: Knowing Our Numbers

PDF Notes Maths Class 6 CBSE

Ajay T.

@ajaytripathi

Chapter Description

This chapter, "Know Your Numbers," of Class 6 maths talks about the basic concepts of numbers and their operations. The chapter covers essential topics such as the definition and importance of numbers, the history of number systems, and the Hindu-Arabic numeral system.

What You Will Learn

  • Understanding Numbers: Learn about the definition and importance of numbers, their role in everyday life, and how they are used to perform various operations like addition, subtraction, multiplication, and division.
  • Number Systems: Explore the history of number systems, including Roman numerals and the Hindu-Arabic numeral system, and understand how they are used today.
  • Comparing Numbers: Develop skills to compare numbers with different digit counts and those with the same digit count, including arranging numbers in ascending and descending order.
  • Forming Numbers: Learn how to create different numbers by arranging given digits in different ways and how to shift digits to form new numbers.
  • Place Value: Understand the concept of place value, how it affects the value of digits in a number, and how to expand numbers based on place value.

Contents of the Chapter

  • Introduction to Numbers
    • Definition and Importance of Numbers
    • Brief History of Number Systems
    • Roman Numerals and Hindu-Arabic Numeral Systems
  • Comparing Numbers
    • Comparing Numbers with Different Digit Counts
    • Comparing Numbers with the Same Digit Count
    • Ascending and Descending Order
  • Forming Numbers
    • Creating the Largest and Smallest Numbers Using Given Digits
    • Shifting Digits to Form New Numbers
  • Place Value
    • Explanation of Place Value
    • Expanding Numbers Based on Place Value
    • Large Numbers and Their Place Values


The "Know Your Numbers" chapter is available for download in PDF format, making it accessible to students at any time and from any location.

Other Chapters

Chapter 2

Whole Numbers

1 PDF Available

Chapter 3

Playing With Numbers

1 PDF Available

Chapter 4

Basic Geometrical Ideas

1 PDF Available

Chapter 5

Understanding Elementary Shapes

1 PDF Available

Chapter 6

Integers

1 PDF Available

Chapter 7

Fractions

1 PDF Available

Chapter 8

Decimals

1 PDF Available

Chapter 9

Data Handling

1 PDF Available

Chapter 10

Mensuration

1 PDF Available

Chapter 11

Algebra

1 PDF Available

Chapter 12

Ratio and Proportion

1 PDF Available

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