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6th Class Mathematics Chapter – 2: पूर्ण संख्याएँ – PDF Free Download

At Ramsetu, we aim to provide comprehensive educational resources that enhance students’ understanding of fundamental mathematical concepts. Chapter 2, “पूर्ण संख्याएँ,” focuses on whole numbers, exploring their properties, operations, and practical applications. This chapter builds on the foundational knowledge of numbers and introduces students to more complex operations involving whole numbers.

Download Resources: Textbook PDF:

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Download Resources: Textbook PDF

Chapter Insights:

  • Introduction to whole numbers, including their definition and distinction from natural numbers.
  • Exploration of the properties of whole numbers, such as closure, commutativity, associativity, and distributivity.
  • Detailed explanation of the additive and multiplicative identity of whole numbers.
  • Introduction to the number line and how to represent whole numbers on it.
  • Discussion of basic operations (addition, subtraction, multiplication, and division) with whole numbers and their properties.

Formulas:

  • Closure Property: If aaa and bbb are whole numbers, then a+ba + ba+b and a×ba \times ba×b are also whole numbers.
  • Commutative Property: a+b=b+aa + b = b + aa+b=b+a and a×b=b×aa \times b = b \times aa×b=b×a
  • Associative Property: (a+b)+c=a+(b+c)(a + b) + c = a + (b + c)(a+b)+c=a+(b+c) and (a×b)×c=a×(b×c)(a \times b) \times c = a \times (b \times c)(a×b)×c=a×(b×c)
  • Distributive Property: a×(b+c)=(a×b)+(a×c)a \times (b + c) = (a \times b) + (a \times c)a×(b+c)=(a×b)+(a×c)
  • Additive Identity: a+0=aa + 0 = aa+0=a
  • Multiplicative Identity: a×1=aa \times 1 = aa×1=a

Chapter Content:

  • Definition and Introduction to Whole Numbers: What whole numbers are and how they differ from natural numbers.
  • Properties of Whole Numbers: Exploring the various properties that make whole numbers unique and essential in arithmetic operations.
  • The Number Line: How to represent whole numbers on a number line and understand their positions relative to each other.
  • Basic Operations: Addition, subtraction, multiplication, and division involving whole numbers, including their properties and practical applications.

About This Chapter:

“पूर्ण संख्याएँ” provides a thorough understanding of whole numbers and their properties, essential for mastering more complex mathematical concepts. This chapter equips students with the skills needed to perform arithmetic operations confidently and understand their underlying principles.

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