Click the green flag! Click the key 1 or 9 for different modes. Unlimited mode- 9 no limit!! Click the buttons on the side to answer! Answer ones then tens. Speed mode- 1 you have a timer you can adjust. You have to do five problems in the time of the timer. When the five rounds are done, game is over. Green flag to restart!! You have to answer the ones place, then tens.
If you see incorrect things, please tell me in comments. :]