The fraction "5/3" represents a rational number where 5 is the numerator and 3 is the denominator. This means that 5 is divided into 3 equal parts. In decimal form, 5/3 is approximately 1.67, indicating that it is greater than 1 but less than 2. In terms of its classification, 5/3 is an improper fraction because the numerator is larger than the denominator. It can also be expressed as a mixed number, which is 1 and 2/3. This means that 5/3 consists of one whole and two-thirds of another whole.