说明
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
* Start Button LongClick - Abcus Clear
* Menu Button LongClick - Volume Control (4.0 ~)
* [-] [x] [/] button LongClick - Auto Mental Arithnmetic
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价格
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其他信息
- 版本: 1.0
- ID: aboard.and.koabacus
- 类别:
Android 应用›教育 - 操作系统:
Android 4.0 - 大小:
14 Mb - 内容分级:
Everyone - Google Play 评分:
2.5(272) - 已更新:
- 发布日期:
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