GYAKUSAN - Calculate backward

By Triad Solution Inc. on AppTrack Ninja.

Improve Math skills with fun!!

The New type of Math drill. Making formulas is a good exercise for your brain from the answer. Improve your Math skills!! All of the four arithmetic operations are provided. This APP is pretty simple to use, everyone can play and enjoy this APP, and then improve your calculation power. For kids, it's suitable. There are 81 stages, from 1-1 to 9-9.(proceeding 1-2,1-3,...,1-9,2-1,2-2,...) You can get the Medal after clearing these stages in time. Complete to collect medals, even if Questions can be more difficult in higher stages. ▼For training in calculation This App provides you with question…

Categories: Education

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