package fraction;
import java.io.*;
public class Fraction implements Serializable
{
  // Data fields
  public Fraction add (Fraction frac1)
  public Fraction sub (Fraction frac1)
  public Fraction mult(Fraction frac1)
  public Fraction div (Fraction frac1)
  public int numIs()
  public int denomIs()
  
  public Fraction (int num, int denom);
  private in numerator;
  private int denominatorl
  
}