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  1. Oct 16, 2024 · Try the X-wing technique on difficult puzzles. An X-wing is an advanced technique used to remove candidates in difficult puzzles. First, look for a row that contains the same candidate in two different spots. Then, find a parallel row that mirrors it and contains the same candidates in the same spots.

  2. Apr 3, 2024 · Strategy 1: Single Possibility Technique. Look for squares with only one possible number based on the existing numbers in the grid. These squares act as clues and provide a starting point for your solving journey. Fill in the single possibility and watch as the puzzle unfolds.

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    • Use a pencil. This may seem obvious to you, but some folks don’t do this! It’s possible for adept players to solve easier sudokus with pen, but for harder puzzles it’s going to help a lot if you use pencil.
    • Note potential candidates in open squares. Taking notes is mandatory if you’re solving complex puzzles. Write potential candidates down lightly in open boxes.
    • Scan the board to process the puzzle. Take a minute to look over the board and take it all in. You’re probably not on a timer here, so don’t rush anything.
    • Start with the obvious singles. Naked and hidden singles are the easiest squares to solve. A naked single is when a number can only go in one possible cell.
  3. Learn how to use deductive reasoning and process of elimination to fill empty spaces with numbers 1-9 in Sudoku puzzles. Follow the steps with examples and tips for the "low-hanging fruit" sections of the grid.

  4. The Rule of 45. Forty-five is a special number in Sudoku as it’s the sum of the digits 1-9. Therefore, in a solved Sudoku puzzle, each row, column, and 3×3 block will sum to 45. Where knowing the Rule of 45 becomes helpful with solving puzzles is when you’re playing variants such as Killer Sudoku or Sandwich Sudoku.

  5. May 21, 2024 · The best Sudoku tips to solve any puzzle. Unlike, say, Wordle and Connections, Sudoku puzzles tend to come labeled by their degree of difficulty.Regardless of how easy or hard the puzzle is, all ...

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  7. Learn how to use process of elimination, look for low hanging fruit, and check neighboring squares to solve Sudoku puzzles. See a real example of a beginner level grid and get more tips from a world champion Sudoku player.

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