public class MainFraction { public static void main(String[] args) { Fraction f1 = new Fraction(1, 4); Fraction f2 = new Fraction(2, 3); System.out.println("f1 num" + f1.numerator + " den " + f1.denominator); System.out.println("--------------------"); System.out.println("f1 " + f1.toString()); System.out.println("f2 " + f2.toString()); System.out.println("--------------------"); // change denominator to 12 so that fractions can be added f1.multipleBy(3); f2.multipleBy(4); System.out.println("f1 " + f1.toString()); System.out.println("f2 " + f2.toString()); System.out.println("--------------------"); // Add fractions Fraction result; result = f1.add(f2); System.out.println("f1+f2 " + result); } }