Puzzle&Operation

Lets make calculation formula with Numbers and Operators.
Interesting and simple puzzle game.
Adults and children to enjoy.

When the correct answer, numbers and operators will disappear.
After a period of time, to gradually rise.
When built up to the ceiling, Game Over.

If you correct answer 5, Stage Clear.
Operator is fixed, Appear only odd, Calculation of decimal, And so on.
There are various stages.

Challenge to all 30 stages!

Movie
http://youtu.be/1n6d5MJKBDQ