👉 Precentless is a term used in mathematics to describe a fraction where both the numerator and denominator are prime numbers. For example, 3/5 is a precentless fraction since 3 is a prime number and 5 is also a prime number. In other words, it represents two different fractions that have no common factors with each other. Precentless fractions can be used to represent situations where a person has a certain amount of money or resources but does not want to spend all of