abacus
Other names: ๐งฎ, ใใใฐใ, ็ฎ็ค, ใขใใซใน
Ancient manual calculation device still used in East Asia today. Japanese term is soroban (ใใใฐใ).
See also
External links
- "Wikipedia: Abacus":http://en.wikipedia.org/wiki/Abacus
- "Wikipedia: Soroban":http://en.wikipedia.org/wiki/Soroban
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