Add Number - till given number

This game's goal is to add numbers till given number.
First, check right star number.
Then add number by touching balloon number.
If so, temporary sum number is shown at the left bottom.
If temporary sum number is equal to right star number, you can hear success sound.
Isn't adding number easy?
Try adding number!
Adding number success!!
Compare your score with other's in global leaderboard.