Mental arithmetic is an essential skill in everyday life. Are you looking for a Soroban training app to perform mental calculations, from the most basic to the most complex? This app meets your needs. The Flash Anzan Soroban Trainer application for educational purposes, it is used for training for rapid mental arithmetic. It is highly recommended for any instructor and apprentice of the Soroban tool, it help you to: • Practice mental arithmetic with the soroban tool. • Make mental arithmetic a