Go to Polka Dots
Instructions
Tap anywhere to start a number and continue tapping to count.
Numbers can be dragged around.
Drag off to the right to erase a number.

Two numbers can be added by pinching them together.
NOTE: YOU MUST BE TOUCHING BOTH NUMBERS FOR THEM TO ADD.

To multiply two numbers first use a spreading gesture to form them into lines.
Then pinch them together
