Kursova2_Calculator

public class Calculator {

    private double num1 ;
    private double num2 ;

    public double sum(){

        return  num1+num2;
    }
    public double subtraction(){

        return  num1-num2;
    }
    public double multiply(){

        return  num1*num2;
    }
    public double divide(){

        return  num1/num2;
    }


}