Who says math has to be boring? "Math Shot Add and Subtract within 100" is a math learning game with fun and engaging gameplay and as we all know learning through play and fun is more effective. Practice adding and subtracting within 100 in a new and fun way. The built-in handwriting recognition allows you to draw answers directly on the screen. The game difficulty dynamically adapts to player's skills and makes the game suitable for all ages. Fun and engaiging gameplay. Handwritten input. Game difficulty adapts to player's skills. Suitable for all ages.