How to Play?

Best Free Summation 9 Game. Intro about the game: Can you solve the 50 sums in this challenging math game? Purpose of The game: Solve the sums and reach the goals using the cash register. You will have 30 seconds to solve each problem. Remaining time will be added to your score, each second is worth 3 points. To reach each goal you will be given 9 numbers which you can add, subtract, times or divide. You can only use one number at a time. You can only use one number at a time. You cannot add, subtract, multiply or divide any of the 9 numbers against each other unless you have included one of them in your sum. How to play: Press N to start a new game or C to continue last game. Pause the game at any time by pressing the menu button. Special Tricks: On each problem you will see a group of swirling stars encircling one number key. If you use this number to reach the sum you will receive bonus points.