This game combines the classic game of tic tac toe with math! Solve each addition problem to earn a square on the board. Play a game of tic tac toe against the computer or a friend. Play Tic Tac Toe Addition game online on your mobile phone, tablet or computer.
Select a square to play your X or O. Then answer the addition question correctly to capture that square. The first player to get three in a row, horizontally, vertically or diagonally wins the game.
This free online game was built with HTML5. It runs on Chrome, Firefox, Opera, Safari or Internet Explorer 9 or higher. Play Tic Tac Toe Addition unblocked on any device. Tic Tac Toe Addition online is optimized for use on PC, Android and iOS devices, including tablets and mobile phones. This game runs directly in your browser - no downloads, no registration, no flash and no plugins are needed to play.