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Common Answers

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CalcuDokuBrainBashers Daily CalcuDoku

Welcome to BrainBashers CalcuDoku. CalcuDoku are logic puzzles with very simple rules.

You can only access puzzles from the last ten days, so please choose a puzzle from below.


On Fridays, and during the weekend, you are treated to a large 9x9 puzzle, to keep you going that little bit longer.

Weekend Special


  • Your task is to complete the grid such that every row and column contains every number exactly once, whilst at the same time making sure the cage clues are satisfied. Very similar to Killer Sudoku except it's addition, subtraction, multiplication and division.

  • Click here for an online calculator.

  • A cage clue tells you answer after the cage values have undergone the specified mathematical operation.

  • Read the help/walkthrough page on CalcuDoku for a more detailed explanation and a walkthrough.

  • The Hard puzzles can be sometimes require some advanced Sudoku techniques.

  • BrainBashers CalcuDoku are our own creation and are not approved, sponsored nor endorsed by any other website, creator or company. They are provided on BrainBashers for the benefit of our visitors.

  • BrainBashers CalcuDoku are available for syndication. Please contact us for more details.


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