public double Pembagian(Entity.EntKalkulator e) { return(e.getNilai1() / e.getNilai2()); }
public double Pengurangan(Entity.EntKalkulator e) { return(e.getNilai1() - e.getNilai2()); }
public double Perkalian(Entity.EntKalkulator e) { return(e.getNilai1() * e.getNilai2()); }
public double Penjumlahan(Entity.EntKalkulator e) { return(e.getNilai1() + e.getNilai2()); }