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KoAbacus - Mental Arithmetic

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7 months

since last update

Description

KoAbacus 1.0.40 - Korean Abacus & Mental Arithmetic

The abacus is a calculating tool that was in use centuries before the adoption of the written modern numeral system and is still widely used by merchants, traders and clerks in Asia, Africa, and elsewhere.

* button function
6,5,4,3,2,1 : - positional number
+ , - , x , / : the four arithmetical operation & new number genernation
9, 8, 7, 6, 5 : bounds
stat & end : result

* Menu Button
- Auto Test : Count, Delay
- Speech : Start, End, +, -, *, /
- Sound : Click Sound

* StartButton LongClick - Abcus Clear
* PlusButton LongClick - Volume Control (4.0 ~)

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