Rational Numbers « Number « Ruby

1.Rational Numbers
2.how to create a fraction;
3.Create a rational number
4.Add two rational number up
5.Subtract one number from another
6.Rational number without using Rational class
7.Multiply two rational numbers
8.Divide two rational numbers
9.how to add (+), subtract (-), multiply (*), and divide (/) fractions;

10.how to perform modulo (%), power (**), and equality (== or <=>);
11.how to produce a string or a float representation of a fraction (inspect).
12.Compare two rational numbers
13.Comparable operator on rational numbers
14.Inspect a rational number
15.Power a rational number
16.Modulo two rational numbers