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Sudoku Tips





 
Related Topics:
More Math Games

More Educational Games

The following series of videos will cover the tips or techniques that will help you to solve most Sudoku puzzles.

Basic Rules of Sudoku

The One Rule: 1, 2, 3, 4, 5, 6, 7, 8, 9 exactly once in each row, column and block.

Guessing in Sudoku

Should you guess? No! Every Sudoku puzzle has just one solution.



The One Choice Technique in Sudoku

Try to find cells that have only one choice.

The One Place Technique in Sudoku

Try to find the one place that a particular number can go.


 

The Scanning Technique in Sudoku

Use the scan technique to decide where to put a particular number.

The Double Scanning Technique in Sudoku

Use double scanning techniques to find hidden restrictions,


Finishing the Sudoku Puzzle



 

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.


You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.



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