꾸러미:
com.ssaurel.abacus.pro
다운로드:
50
크기:
3.7 MB
지원되는 android 버전:
4.0.3 이상
업데이트 날짜:
2018년11월24일
Abacus lets you to learn to count like in the past directly on your smartphones and tablets. The Abacus is a calculating tool, also called a counting frame, that was used in Europe, China, Japan and Russia, centuries before the adoption of the written Hindu-Arabic numeral system.
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