The Casio fx-100AU PLUS Scientific Calculator is easy to operate and can quickly perform over 300 functions including 40 different unit conversions, normal distribution calculations and more. It has a large, clear display and is dual line which makes it easy for you to see your calculations. All the functions of the FX82AUPLUSII2 plus Complex number, Base-N, Normal Distribution, Vector calculations and Conversions. Approved for all levels of NCEA examinations.