2.8.9 Concatenating Fractions (Part 1)

import java.util.Scanner;

public class FractionTester
{
    public static void main(String[] args)
    {
        // Create objects
        Fraction frac1 = new Fraction(1,2);
        Scanner input = new Scanner(System.in);
        
        // Ask for input
        System.out.println("Enter the numerator: ");
        int numerator = input.nextInt();
        System.out.println("Enter the denominator: ");
        int denominator = input.nextInt();
        // Create a new Fraction with the user's input
        Fraction frac2 = new Fraction(numerator, denominator);
        // Add the fractions
        // Make use of the getDenominator and getNumerator methods
        int sum1 = (frac1.getNumerator() * frac2.getDenominator() + frac1.getDenominator() *
            frac2.getNumerator());
        int sum2= (frac1.getDenominator() * frac2.getDenominator());
        Fraction sum = new Fraction(sum1, sum2);
        // Print out the fractions as an equation
        // Remember you don't have to call toString yourself!
        System.out.println(frac1.toString() + " + " + frac2.toString() + " = " + sum);
        
    }
}