Calculator actually originated in China. The earliest calculator was Suanchou (also called Chouce) in ancient China. The specific birth time of Suicou has not been verified, but Suicou was very common in the Spring and Autumn Period and Warring States Period.
Development history-①Chinese abacus.
The abacus needs manual operation. The abacus has a history of more than 2,600 years. It originated in China and is an important invention in ancient China. The abacus was a widely used calculation tool around the world, especially before the advent of Arabic numerals, and even now, parts of Asia and the Middle East continue to use the abacus. However, with the popularity of electronic calculators, abacus is mainly to help people understand numbers and experience the feeling of using abacus calculations.
The company is now launching a Calculator With Writing Pad, which has both a calculator and a writing pad. The calculator and writing pad are two-in-one, and multiple functions are integrated together. The Nordic design style is high-end and portable compared to ordinary calculators. It is just right in your hand. The Graphic Calculator With Pen can be put into your small leather bag when you cover it, and you can record it at any time when you have a small meeting.
The earliest calculation tools include Qipu, Jiji, Abacus and so on. Quipu (Quipu or khipu) is a method of knotting and keeping track of the ancient Incas. It is made of knots of many colors and used to count or record history. Chinese counting chips are generally made of bamboo, but also wood and animal bones as materials. A bunch of about 270 pieces can be carried in a cloth bag. In addition, there are Antikythera devices of the ancient Greeks, Chinese abacus and so on. Among them, Chinese abacus is widely used, even in modern times, a large number of people are using it.
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