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Class 6 • Mathematics • Chapter 6

Integers

Learn about positive and negative integers, number lines, comparison, addition and subtraction through simple examples and practice.

Learn the Basics

Important Concepts

Build your understanding of integers step by step.

1

Positive and Negative Numbers

Understand positive and negative numbers and how they are used in everyday situations.

2

Integers

Learn about integers and their representation on a number line.

3

Number Line

Represent positive and negative integers and compare their positions.

4

Comparing Integers

Learn which integer is greater or smaller using the number line.

5

Addition of Integers

Understand how to add integers with the same or different signs.

6

Subtraction of Integers

Learn how subtraction works when positive and negative integers are involved.

Understand with Examples

Worked Examples

Positive & Negative

Examples

+5, +8, -2, -7

+ numbers are positive and - numbers are negative.

Comparing Integers

Example

-3 > -7

-3 is to the right of -7 on the number line.

Addition

Example

7 + (-4)

= 3

Visual Learning

Integers on a Number Line

Numbers increase as we move to the right and decrease as we move to the left.

-5
-4
-3
-2
-1
0
1
2
3
4
5

Quick Notes

Remember These Points

  • • Integers include positive numbers, negative numbers and zero.
  • • Zero is neither positive nor negative.
  • • On a number line, numbers increase from left to right.
  • • Every positive integer is greater than every negative integer.
  • • The sum of two integers depends on their signs and absolute values.

Practice

Practice Questions

1

Write five positive integers and five negative integers.

2

Represent -4, -1, 0, 2 and 5 on a number line.

3

Which is greater: -3 or -7?

4

Find: 7 + (-4).

5

Find: -5 + (-3).

6

Find: 8 - 12.

Test Yourself

Revise positive and negative integers, number lines and operations before taking the quiz.