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.
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∙ 2015-10-29 06:42:46abacus the Chinese invented it
The abacus is actually Mesopotamian in origin and so it was invented around the time of Mesopotamia.
The adapted abacus was invented by Tim Cranmer.
No, the Abacus was invented by the Sumerians in 2,700 BCE
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.
China invented the abacus .
The abacus was invented to help people calculate.
the Chinese invented the abacus
abacus was not invented by chinese, but by babylonians.
China invented the Abacus.
The abacus was invented by the Sumerians in 2,700 BCE, not in 1642 ACE
abacus the Chinese invented it
The abacus was invented before cameras and so no photograph exists.
jv
the country that invented the abacus is China Actually it is unknown as the abacus seems to predate recorded history and different versions were independently invented in various places.
the country that invented the abacus is China Actually it is unknown as the abacus seems to predate recorded history and different versions were independently invented in various places.
Abacus was invented by the Chinesethe abacus was also known as the first computer