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Numbers

Kanika
23/09/2018 0 0

there are different types of numbers

1) Whole Number: the numbers which start from 0 eg,  0,1,2,3,..... Upto infinity . They are denoted by W. They are positive number

2) Natural Number: The numbers which start from 1 i.e. 1,2,3...... Upto infinity. They are denoted by N. They also include only  positive number

3) Integers: It contains positive and negative numbers both,  also include zero. Eg,  -1,-26,0,5,45,etc. They are denoted by Z

4) Rational Number: Number which can be written in p/q form where p and q both are integers and q should not be equal to zero. 

Eg,   -3 yes it is a rational  number because it can be written in p/q form as -3/1 

They are denoted by Q

 

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