Mental Arithmetic Helper — ASO

提供 Hideaki Uchikoshi AppTrack Ninja。

Calculator that can ask questions with random calculation formulas for mental arithmetic practice etc. >Mental arithmetic practice mode When you tap the mental arithmetic practice mode button, questions will be automatically asked at random. *Tap the mental arithmetic practice mode button again to return to a normal calculator.

カテゴリ: Utilities, Education

のキーワード可視性、ランクイン検索語、日次の順位変動。 Mental Arithmetic Helper.