KoAbacus - Mental Arithmetic
ID: aboard.and.koabacus
-
Version:
Varies with device
-
Update on:
2021-01-19
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Warranty safe installation, no addition ads or malware
The description of KoAbacus - Mental Arithmetic
KoAbacus 1.0.49 - 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
* Start Button LongClick - Abcus Clear
* Menu Button LongClick - Volume Control (4.0 ~)
* [-] [x] [/] button LongClick - Auto Mental Arithnmetic
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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KoAbacus - Mental Arithmetic Varies with device APK for Android Varies with device+
Version | Varies with device for Android Varies with device+ |
Update on | 2021-01-19 |
Installs | 100.000++ |
File size | 1.159.061 bytes |
Permissions | view permissions |
What's new | Abacus , Mental Arithmetic |
Versions history:
- 1. LATEST. KoAbacus - Mental Arithmetic Varies with device APK (2021-01-19, 1 MB)
- 2. KoAbacus - Mental Arithmetic 1.0 APK (2021-01-08, 1 MB)
- 3. KoAbacus - Mental Arithmetic 1.0 APK (2020-10-10, 1 MB)
- 4. KoAbacus - Mental Arithmetic 1.0 APK (2020-01-02, 1 MB)
- 5. KoAbacus - Mental Arithmetic 1.0 APK (2019-02-08, 1 MB)
- 6. KoAbacus - Mental Arithmetic 1.0 APK (2018-12-29, 1 MB)
- 7. KoAbacus - Mental Arithmetic 1.0 APK (2017-02-06, 2 MB)
- 8. KoAbacus - Mental Arithmetic 1.0 APK (2016-08-14, 2 MB)
- 9. KoAbacus - Mental Arithmetic 1.0 APK (2015-12-19, 2 MB)
- 10. KoAbacus - Mental Arithmetic 1.0 APK (2015-09-14, 2 MB)
- 11. KoAbacus - Mental Arithmetic 1.0 APK (2015-06-15, 2 MB)
- 12. KoAbacus - Mental Arithmetic 1.0 APK (2015-01-01, 1 MB)
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