Calculator Plus

The Pocket PC is a very familiar things to many people, from students, student to the salesman, accountant etc ... As a device to help you make the rules as mathematics community subtraction, multiplication, division, or more advanced as solving equations, matrix calculations. In order to become a compact device that is useful for functions such as current, Pocket PC have gone through periods of ups and downs in history but it was not until the late 20th century it was used new widely used.