This program is designed for those who want to learn interesting mathematical tricks to speed up the calculation. These tricks will help solve part of the math problems and tasks much faster than the classics. It will also be useful for those who want to perfect basic aspects such as the multiplication table. When you learn these mathematical tricks, you can show your skills to your friends and show them that you have a talent for mathematics. New skills you can use in the store, at school, at university, at work, where thanks to the quick calculation skills you can save a lot of valuable time.
( 4.0 and up)
Ice Cream Sandwich (4.0 - 4.0.4),Jelly Bean (4.1 - 4.3.1),KitKat (4.4 - 4.4.4),Lollipop (5.0 - 5.1.1),Marshmallow (6.0 - 6.0.1),Nougat (7.0 – 7.1.1),Oreo (8.0-8.1)