A rational quantity is a quantity that may be expressed as a quotient or fraction (fraction) of two integers, a and b, the place b just isn’t zero. For instance, 1/2, -3/4, and seven/5 are all rational numbers.
rational numbers are vital as a result of they can be utilized to characterize many alternative portions in the actual world. For instance, they can be utilized to characterize measurements of size, weight, and time. Rational numbers are additionally utilized in many alternative mathematical functions, akin to calculus and algebra.