NUMBER SYSTEM
GO TO NUMBER SYSTEM
Whole Numbers
Integer Numbers – Number system consisting of natural numbers, their negatives and number 0 is called integer number.
{…-3, -2, -1,0,1,2, 3…}
Rational Numbers – A rational number is of the form p/q where p and q are integers and q≠0. e.g. 6/5, 5/6, -8/9 etc.
Irrational numbers – Numbers which cannot be written in the form p/q where p, q are integers and q≠0. These numbers can be written as decimals but cannot be expressed as fractions i.e. irrational numbers have non-termination and non-recurring decimal. e.g. π, √2, √5 etc.
NUMBER SYSTEMS
1. Natural Numbers
2. Whole Numbers
3. Integers
4. Rational Numbers
Irrational Numbers NaturalNumbers (Or counting numbers)
{1,2,3,4…}
e.g.
a. Numbers of Days in a week.
b. Number of pages in a book.
c. Number of schools in a city.
Whole Numbers
{0,1,2,3, 4…}
Integer Numbers – Number system consisting of natural numbers, their negatives and number 0 is called integer number.
{…-3, -2, -1,0,1,2, 3…}
Rational Numbers – A rational number is of the form p/q where p and q are integers and q≠0. e.g. 6/5, 5/6, -8/9 etc.
Irrational numbers – Numbers which cannot be written in the form p/q where p, q are integers and q≠0. These numbers can be written as decimals but cannot be expressed as fractions i.e. irrational numbers have non-termination and non-recurring decimal. e.g. π, √2, √5 etc.
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