Make Shape Zero Free

Number Puzzle with Shape! Make number in the circle to Zero by touching your preferred shapes.Shape has the subtracting power depending on the number of its outer edge.Higher points will be awarded to you whenever you make more ZerosStimulate your brain and let's have a fun!Also beat high score with GameCenter friends.*If you have any question or problem, just email to ttltrue@gmail.com and I will reply directly. (or review)