Hello! M is the multiplication and division exercises abacus touch. Mode 1 is a total of 11 modes and learn to multiply concept 2-19 can now be released. I hope you a useful app ^ ^ If you select the menu button on the terminal, the following menu appears. About  - A description of the M-touch abacus. See other Apps - Touch, and other apps, you can see the abacus. - If you install the touch abacus addition, you can learn subtraction. Go to learn 'x' and '÷' - Multiplication / division t