The abacus was originally used to add and subtract. It was much faster than an adding machine. Its weakness was that it did not leave a paper trail.
The Chinese abacus
Abacus was invented by the Chinesethe abacus was also known as the first computer
A brain - and it is not a simple device. It was assisted by an abacus, but without a brain an abacus would not have been much use!
The abacus was originated in China in 3000 B.C.(:
You can currently get one for around 250 pesos. The price will vary depending on the area and the materials used.
China invented the abacus .
Well, answer 1 didn't seem to make much sense...go to the link below to see a picture of a typical abacus
The abacus was originally used to add and subtract. It was much faster than an adding machine. Its weakness was that it did not leave a paper trail.
How did the abacus occur?
An Abacus has beads and strings.
The Chinese abacus
ABACUS
it is the abacus. :D :D :D i got is dummies
The abacus II!
the Chinese invented the abacus
the invenor of the abacus is the invenor of me