Add and Subtract: Level One
Numbers 3D Game
Add & Subtract
Questions display one at a time, below the art gallery. Each question asks you to form an expression which evaluates to a specific number. Quickly tap numbers and plus or minus symbols to form the correct expression. Swipe to rotate digits into position when necessary. As soon as you answer a question, the next question displays. The game's over when the timer runs out or you've answered every question.
Enter a name in the form below to post your score online, when the game's over.
Art Gallery Background
Seven Thunder Software prepared the game with graphics. 3D games and other three dimensional Web content, with WebGL, run on most current Androids, iPhones, Windows Phones, Windows and Macintosh PCs.