JAVA LANGUAGE. This assignment is related to a simple calculator assignment. You do not have to explain the code. I will figure it out. Thank you! Based on this code

Re-implement the Rational class Extend the Number class and implement the Comparable interface to introduce new functionality to your Rational class. The class definition should look like this: public class Rational extends Number implements ComparablecRational> f // code goes here In addition a new private method gcd should be defined to ensure that the number is always represented in the lowest terms. Here is the Main class that I will use to test vour Rational classes