The Calculator CASIO JW 200 SC gold solves simple arithmetic problems, which makes it suitable for both students and businessmen. Some basic functions include - root and percent. The calculator also comes equipped financial functions such as vAT calculation, total sum and currency conversion. The advantage of this model is its combination of a solar panel and a battery, which reduces the calculator's energy use. The calculator comes equipped with a 2row display that fits 12 digits. You'll appreciate this model's protective case that guards against accidental damage.