Lets calculate for brain training!
This apps name "Anzan(暗算 in Japanese)" means "Mental arithmetic", working it out in your head!
Just download and start using it from now on! No Sign-up!
APP FEATURES
・Difficulty by level
・10 quizzes per session
・Timer measures your calculation speed
・Quick brain training in your spare time
HOW TO USE
・Just download and select level
RECOMMEND
・People who want to improve calculation skills
・People who want to train in Mental arithmetic