Chapter 1: Knowing our Numbers 1.1 Introduction

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10 Questions

What is the main purpose of using numbers?

To represent large quantities

How did people's understanding of numbers evolve over time?

They initially knew only small numbers and gradually learned to handle larger numbers

What can be inferred about the development of Mathematics from the passage?

It grew further and faster as human beings progressed

In what ways do numbers help us?

To count concrete objects and arrange them in order

What did people do as they progressed in understanding numbers?

They developed a greater need for the development of Mathematics

What is the smallest number in the sequence: 1834, 75284, 111, 2333, 450?

111

In the sequence 2853, 7691, 9999, 12002, 124, which number is the greatest?

12002

Which number is greater: 4536 or 4452?

4536

In the sequence 15623, 15073, 15189, 15800, which number is the smallest?

15073

If the digits at the hundreds place are also same in two numbers, what do we compare next?

The digits at the ones place

Study Notes

Understanding Numbers

  • The main purpose of using numbers is to count, measure, and compare quantities.
  • The understanding of numbers has evolved over time, from basic counting to complex mathematical concepts.

Development of Mathematics

  • The development of mathematics can be inferred from the passage as a gradual process of understanding and expansion of numerical concepts.

Importance of Numbers

  • Numbers help us to count, measure, and compare quantities, making it an essential tool in various aspects of life.
  • Numbers enable us to understand and describe the world around us.

Progression of Understanding

  • As people progressed in understanding numbers, they developed more complex mathematical concepts and applications.

Number Comparisons

  • In the sequence 1834, 75284, 111, 2333, 450, the smallest number is 111.
  • In the sequence 2853, 7691, 9999, 12002, 124, the greatest number is 12002.
  • The greater number between 4536 and 4452 is 4536.
  • In the sequence 15623, 15073, 15189, 15800, the smallest number is 15073.
  • When the digits at the hundreds place are the same in two numbers, the next step is to compare the digits at the tens place.

Test your understanding of the introduction to counting large numbers, representing them through numerals, and communicating large numbers using suitable number names. Explore the historical development of handling larger numbers in this quiz.

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