A negative rational number is a rational number less than zero. This is illustrated on a simple number line on which all numbers to the right of zero are positive, and all numbers to the left of zero are negative. Negati... More »

A rational number is a real number that can be expressed as a fraction or ratio of two integers where the denominator is not zero. Whole numbers, finite decimals and repeating decimals are rational. More »

A rational number is one that can be represented as a ratio of two integers, that is, by one integer divided by another integer. Zero divided by any non-zero integer is zero. Because zero can be represented as the ratio ... More »

Pi is not a rational number. It is considered irrational. A rational number is able to be written as a fraction with integers for both the numerator and denominator. More »

www.reference.com Math Numbers

A rational number is one that can be represented as a ratio of two integers, that is, by one integer divided by another integer. Zero divided by any non-zero integer is zero. Because zero can be represented as the ratio ... More »

Pi is an irrational number, so named because it cannot be expressed as the ratio of two integers. The decimal representation of an irrational number never ends or falls into a permanently repeating pattern. More »

www.reference.com Math Numbers

Every integer is a rational number. An integer is a whole number, whether positive or negative, including zero. A rational number is any number that is able to be expressed by the term a/b, where both a and b are integer... More »