Definition of Rational Numbers explained with real-life illustrated examples. Also learn the facts to easily understand math glossary with fun math worksheet online at SplashLearn. Learn what is a rational number , how to identify and represent it as a fraction or a decimal, and how to perform arithmetic operations on it. Find out the difference between rational and irrational numbers, and see examples and solved problems. Rational and Irrational Numbers are types of real numbers with different properties. Some of the key differences between them are: Rational numbers can be written as a fraction p/q , where both p and q are integers. Irrational numbers , on the other hand, cannot be expressed as a ratio of two integers. The decimal form of a rational number will either terminate or repeat, while the decimal of an irrational number is non-terminating and non-repeating. Rational numbers include familiar values ... Rational numbers are any numbers that can be written as fractions with integers and non-zero denominators. Learn how to identify, add, subtract, multiply and divide rational numbers with clear definitions, types, examples and a quiz.