public static Dolar operator -(Dolar d, Euros e)
{
Dolar aux = new Dolar(d.cantidad - ((Dolar)e).cantidad);
return(aux);
}
public static Dolar operator -(Dolar d, Pesos p)
{
Dolar aux = new Dolar(d.cantidad - ((Dolar)p).cantidad);
return(aux);
}