Speed_Math for Android
Uses for basic needs for+-×÷
Very knowledge full
Tfreeet
Nice
It is very interesting app.
It's nice app
Awesome app. Lots of shortcuts to hard math problems. Great way to learn with easy to understand examples
Waste of time, I was looking for a game to increase speed
Mindblowing tricks for scl and clg students
Very useful and unknow tricks ..loved it!
by C####:
Don't show all formula