パッケージ:
com.Arloon.MentalMath
ダウンロード:
100
サイズ:
50 MB
Android 要件:
2.3 以上
アップデート:
2017年12月19日
Arloon Mental Math provides a range of practical rules for doing all kinds of additions and subtractions without having to use paper. It does all of this using a tool similar to the classic abacus that helps break down mathematical operations into simpler numbers. Awards: Winner of the Academics' Choice Smart Media Award (July 2014).
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