Puzzles Games → Rullo Game

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Rullo game is in the category of Puzzles Games and you can play this free game at OB Games. Rullo is a simple math puzzle where you have a board full of numbers. The goal is to make the sum of numbers in each row and column be equal to the answer in the box. What you have to do is to remove some numbers from the equation by clicking on them.

The board sizes range from 5×5 to 8×8. There are also 3 levels of difficulty: 1-9, 2-4, and 1-19. 1-9 means the numbers to calculate will range from 1 to 9.

Instructions:
- Click on a number to add or remove it from the equation.
- Hold a number for a while to lock it. Hold it again to unlock.
- Click on a glowing answer box to lock all numbers that belongs to its row or column.
- Make the sum of numbers in each row and column be equal to the answer in the box.

General Instructions:
You can play this game for free. On your computer, you can play this game with your mouse or the arrow keys on your keyboard. On your mobile phone or tablet, you can play this game on touch screens by tapping or swiping. The game should fit on your screen. If there is a notification about the orientation of your phone or tablet, please rotate your phone or tablet to correct the orientation. Refresh the page if necessary. If you need help, please leave a comment below the game. You can open other games from below by selecting the recommended games, next or previous games. You can also browse the category you want to play. We wish you luck...