If a particular number already appears in a row, column, or box, you can eliminate it as a candidate for other empty cells in that same row, column, or box. Eliminate Candidates: Examine rows, columns, and boxes where you’ve placed a number.These are called “pencil marks” or “candidates.” This helps you keep track of possibilities. Use Pencil Marks: In each empty cell, write down small numbers (1-9) that could potentially go in that cell.Place the Obvious Numbers: Identify any numbers that can be immediately placed based on the given numbers and the basic rules of Sudoku (no repetition of numbers 1-9 in the same row, column, or 3×3 box).Focus on these areas first, as they are more likely to have straightforward solutions. Scan Rows, Columns, and Boxes: Look for rows, columns, or 3×3 boxes that have the fewest remaining empty cells.These puzzles usually have more given numbers to start with and require fewer advanced techniques. Start with the Easy Puzzles: Begin with Sudoku puzzles labeled as “easy” or with a low difficulty level.Here are some Sudoku strategies for beginners: If you’re new to Sudoku, there are some basic strategies you can use to get started and solve easier puzzles. Sudoku is a logic-based number placement puzzle that can be both challenging and enjoyable. Sudoku for Beginners Worksheets Free and Printable
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