Fraction Calculator

Question

How to code this using netbeans?
class = Fraction
public int getNumerator(){
public int getDenominator(){
public String toString(){
Public String toDouble(){
Public Fraction add(Fraction other){
Public Fraction sub(Fraction other){
Public Fraction mul (Fraction other){
Public Fraction div (Fraction other){
Public Fraction equals(object other){
public void toLowestTerms(){
public int gcd (int num, int den){

with main class
Public string getOperation(Scanner input){
Public boolean validFrc =action(strong input){
Public fraction getFraction(Scanner input){

Answer 1

You can see all here:

https://code.sololearn.com/cEv41IqV7eYc/?ref=app

Answer 2

With wizard can be created the main class.
The second class by small projects at the beginnig can be written in the same data file with the main class.
In addition will be needed the imports depending of your code. You can see how, as follows:

https://code.sololearn.com/cQsYmxH6Lx2u/?ref=app

https://code.sololearn.com/cM6uUMlG42zK/?ref=app