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Chapter 6: Integers

    Introduction

    How Negative Numbers Arise?

    Some Uses of Negative Numbers

    Representation of integers on a number line

    Ordering of integers

    Addition And Subtraction of Integers

    Exercise 6.1

    Exercise 6.2

    Exercise 6.3

    Exercise 6.4

    What Have We Discussed

    Enhanced Curriculum Support

    Easy Level Worksheet

    Moderate Level Worksheet

    Hard Level Worksheet

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Chapter 6: Integers > How Negative Numbers Arise?

How Negative Numbers Arise?

Numbers are positioned on a number line, with zero (0) at the center. The numbers on the right side of zero are and greater than zero, while the numbers on the left side are and less than zero.

Although numbers on both sides may have the same absolute value, their signs determine their meaning.

Real-Life Use of Negative Numbers

Negative numbers are commonly used in daily life to represent losses, temperature drops, past events, and depths below a reference point.

These numbers are written with a minus (-) sign**, such as **-1, -2, -3, -10, -20, ... for easy identification.

1. Business and Finance:

A profit of ₹200 is written as .

A loss of ₹200 is written as .

2. Temperature Measurement:

A temperature above 0°C is considered positive, such as °C.

A temperature below 0°C is considered negative, such as °C.