If you like candy crush and match three games you'll love Add & Subtract Balloon Pop.
It's addictive plus you'll master addition and subtraction facts in no time.
You have a choice of background music by toggling the music button or turn off music and sounds completely.
It may take a few seconds for the game to load from the menu screen.
If it doesn't appear quickly, click in the upper-left corner.
This free version allows you to practice the 5's facts to test the game play before purchasing.
The video preview is a little jerky since it was filmed on a simulator.
The iPad-iPhone version runs smoothly.