About the Abacus
What was used before?
How did the people of that time period feel about the abacus?
- It was the first counting machine ever created
- The next counting machine wasn't invented for about 2000 years after the abacus (will explain more later)
- The first abacus was created in 2500 BC. The inventor is unknown and as well as the abacus that was created
- The first known Chinese abacus was created in between twenty to 200 AD.
- The Greek and Roman abacus have no know inventor or invention period
What was used before?
- Before the abacus was created people used:
- Fingers
- Leaves
- Twigs
- Drawing in the sand
- Carved Notches on sticks or bones
How did the people of that time period feel about the abacus?