There are different types of numbers
- Natural Numbers
- Whole Numbers
- Integers
- Rational Numbers
- Irrational Numbers
- Real numbers
- Complex numbers
We can also classify numbers as
- Odd or even
- Prime or composite
- Decimals, or fractions
Let's look at some different type of numbers
Natural numbers
Numbers which start from 1.
Eg:- 1, 2, 3, 4,………..
Whole numbers
Numbers which start from 0.
Eg:- 0,1, 2, 3, 4,………..
Integers
Positive and negative numbers are called integers
Eg:- ……… -4, -3, -2, -1, 0, 1, 2, 3, 4,………..
Rational Numbers
Numbers which can be written in p/q form, where q ≠ 0
Eg:- 2/3, 4/5
Irrational Numbers
Numbers which cannot be expressed in p/q form.
Eg:- √2, √3, π
Real Numbers
All Numbers on number line are real numbers.
It includes rational numbers & irrational numbers both.
There are some numbers which we will study in Class 11,