Asked in Ancient History, Math and Arithmetic
Who invented the abacus and what is it used for?
The abacus was invented by the ancient Chinese people and was used to perform mostly mathematical calculations. In Japan, even to this day, the abacus is still used for simple calculations. Many people consider the abacus the first "computer" or at least the first calculator. ...
When was the abacus invented?
The abacus was invented around 2,700-2,300 BCE, by the Sumerians (Mesopotamia); that makes the invention about 4,400 years old. This is the oldest dated abacus, there are several versions between 2,700 - 1,000 BCE, with many groups claiming responsibility for the invention. ...