9+9 at App Store analyse

Have you ever been sitting somewhere boring, waiting for something or someone without anything to do? Well, that is about to end because Nine Plus Nine is the game for you. It have the perfect combination of luck, memory and math and your goal is so simple that you cannot fail. Your goal is to find a pair of cards whose sum is equal to the number shown in the center of the screen and add that number into your score. You have a limited number of attempts before the game ends, so use your memory an try not to waste any of them. This game will allow you to go through long waits by having fun in an original way, while in the mean time you are training both your memory and your ability to solve small sums.