Are you not good at math?
With this app, you would become a super mathematician!
･Improve calculating ability for adults
･Brain exercise for seniors
･Arithmetic practice for children
--- How to Play ---
Numbered balls come down from top.
For example, if you see +5 ball, tap 5 button and hit Enter.
Now You have 5.
And then if you see +9, add 9 to 5.
Your correct number is 14, so tap 1 and 4 buttons and hit Enter.
Note: Mathematical symbols
Multiple × or * (you can change at Config section)
Divide ÷ or /