Rational Number chapter 1 can study by students of class 9. These definitiona and formulas of Class 9 Maths Chapter 1: Number System is developed and witten by our expert teachers. Maths formulas. Rational Number is prepapred and collected from varius resources to help the students.
Rational number :-
Numbers that can be expressed in the form p/q, where q is a non-zero integer and p is any integer are called rational numbers.
Examples 0 ,1/2 and 4/5 etc
Every integer is a-rational number but a rational number need not be an integer.
Every fraction is a rational number but a fraction need not be a rational number.
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