Rational Numbers Definition Math
A rational number p q is said to have numerator p and denominator q.
Rational numbers definition math. Where a and b are both integers. A rational number is a number that can be expressed as a fraction where both the numerator and the denominator in the fraction are integers. The word comes from ratio. A rational number is one that can be written as the ratio of two integers.
A rational number is a number that can be expressed as a fraction p q where p and q are integers and q 0. So rational numbers are nothing but collective form of integers fractions and terminating or repeating decimal numbers. These are called decimal numbers. A rational number is one that can be represented as the ratio of two integers.
The real line consists of the union of the rational and irrational numbers. Definition of rational numbers. Rational numbers are the numbers that can be written in the form of p q where q is not equal to zero. 1 2 is a rational number 1 divided by 2 or the ratio of 1 to 2 0 75 is a rational number 3 4 1 is a rational number 1 1 2 is a rational number 2 1 2 12 is a rational number 212 100.
Since q may be equal to 1 every integer is a rational number. When expressed as a decimal number rational numbers will sometimes have the last digit recurring indefinitely. Rational numbers are those numbers which can be represented as fractions p q where p and q are integers and q is not equal to 0 as p 0 is undefined. Expressed as an equation a rational number is a number.
The denominator in a rational number cannot be zero. Numbers that are not rational are called irrational numbers. For example all the numbers below are rational.