Rational Numbers Set Examples. Some examples of rational numbers are: This means that natural numbers, whole numbers and integers, like 5, are all part of the set of rational numbers as well because they can be written as fractions, as are mixed numbers like 1 ½.
Knowing that the sign of an algebraic expression changes at its zeros of odd multiplicity, solving an inequality may be reduced to finding the sign of an algebraic expression within intervals defined by the zeros of the expression in question. * the set of prime numbers {2,3,5,7,11,13,…}. Figure \(\pageindex{1}\) illustrates how the number sets.
A rational number can be written as a ratio of two integers (ie a simple fraction).
Examples of set of rational numbers are integers, whole numbers, fractions, and decimals numbers. A rational number can be written as a ratio of two integers (ie a simple fraction). In summary, this is a basic overview of the number classification system, as you move to advanced math, you will encounter complex numbers. This number belongs to a set of numbers that mathematicians call rational numbers.