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 »

Rational numbers are numbers that can be expressed as the ratio of two integers, whereas irrational numbers cannot be expressed as a ratio of integers. Irrational numbers expressed as decimals generate an unending series... More »

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 »

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 »

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 »

Rational numbers are numbers that can be expressed as the ratio of two integers, whereas irrational numbers cannot be expressed as a ratio of integers. Irrational numbers expressed as decimals generate an unending series... More »

Rational numbers are any numbers that can be expressed by a fraction with integers in both the numerator and the denominator. The amount of time and paper it takes to put them into an increasing line depends on how many ... More »