A modern electronic Calculator is a hand-held electronic machine that can perform mathematical operations. It has an integrated circuit chip, but its structure is much simpler than that of a computer. It can be said to be the first generation of electronic computers (computers), and its functions are weaker, but it is more convenient and cheap. , can be widely used in commercial transactions, is one of the necessary office supplies.

It is not only suitable for daily use by workers and recording various to-do items, but also suitable for student party calculations, classroom answering and checking calculations, etc. Calculator Writing Tablet adopts 12-bit wide-screen digital display, and displays arithmetic symbols such as addition, subtraction, multiplication, and division during calculation. In the process of using the calculator, the values are clear and clear, allowing you to easily deal with complicated formulas, and the data is more obvious.