Converting a float into a string fraction representation

Question

In Java, I am trying to find a way to convert a float number into a fraction string. For example:

float num = 1.33333;
String numStr = Convert(num); // Shoul         


        

Answer 1

Look into chain fractions. This allows you to determine denominator and fraction within a given accuracy.

For Pi you can get 22/7 or 355/113 depending on when you choose to stop.