In Japanese it is called 'Tasu' that the calculation adds up.
NumTasu is a puzzle game multiplied by 'Number (num)' and 'Add(Tasu)'.
It is an application that selects the necessary one from the numbers arranged in a square and completes the addition in the vertical and horizontal directions.
Easy operation just to tap the number and select the game.
There are 450 questions including 4 x 4 unraveling the stage and 6 x 6 using the head.
There is also an extra mode which is randomly presented.
From children's education for children, brain train for adults can be enjoyed regardless of age.