Addition Puzzle

This app is designed as a puzzle game with all addition problems. You can solve the puzzle with 2 different ways: 1. Find the answer for a problem. Ex: Match the card has the value of "6 3" with the one that says "9". 2. Find two problems that have the same answer. Ex: Match the card has the value of "5 2" with the one that says "6 1". This is not only doing Math problems but also improving you memory skill by memorizing the value of the cards. *** HOW TO PLAY *** 1. Randomly select 2 cards and see what their values. 2. Try to memorize as much as you can and re-select the cards that you think they have the same value.