flash 100

For mental exercises, do this easy “add”, “negative”, “multiplication”, and “division”!
Cipher quickly, and compete with time!

■Time Attack mode
[20]…The time you took and the number of correct answers out of 20 questions will be clocked up.
[50]…The time you took and the number of correct answers out of 50 questions will be clocked up.
[Challenge]…Compete the time you took and the number of correct answers out of 100 questions.
(OnlineRanking-enabled)

■Mental Calculation mode
The math formula will be disappeared after a certain period of time.
Try to remember the formulas and answer them.
You can choose from three levels ; 20questions, 50questions, and 100questions.