[-Description-]
Math drill app to automatically generate a random arithmetic problems.
The study of children, or ,The Relaxation of adult.
Because the paid version does not beam advertisement.
[- Operating conditions; iOS6.0 higher -]
-IPhone 3GS, iPod touch (4th generation) and later
-iOS9 Support
-iPad Support
[-Option-]
-Operation(Addition,Subtraction,Multiplication,Division)
-Difficulty1 : Easy - Difficulty4 : Hard