Last month I provided you with some favorite ipad apps. So in all fairness, here are the top 5 math apps on the android, in order of their popularity:
5. Math Attack improves basic operational math skills. 
4. Mental Math Preview helps to improve mental math calculation skills.
3. Math Training for Kids also provides opportunities to practice basic math operations in a fun way.
2. Math Workout includes minigames such as mathblaster and world challenge.
1. Kids Numbers and Math Lite is ideal for preschoolers and kindergarteners. It is prompted by a voice, so that kids can learn how to spell math words as well.