1. The Abacus
... again. The abacus is still used a lot in China and Japan today for almost any mathematical feet. Some are used for banking cash registers, accounting, and currently maybe the only calculator anyone has. Most desk office workers use abaci. Even though there are electric calculators over there, usually they are very expensive, so a small company owner certainly cannot afford to buy ... ...
- Word Count: 896
- Approx Pages: 4
- Has Bibliography
- Grade Level: High School