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Sudoku: hard sheet 647

4 puzzles on one page and the answers on the next. Every sheet number from 1 to 999 has its own puzzles.

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Sudoku

Hard · Sheet 647 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
751923138274148769523513741397
2
783127318647517488352864617352
3
5763729741927431496576652816
4
2852357972413125621436779831
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 647
Owlpuzzlesowlpuzzles.com
1
683745219719682354524139687275364891348291765961578423452813976897456132136927548
2
758643129964215387312798456296184735175932648843576291531827964629451873487369512
3
231594687645378291987261543519627834462839175378145962854913726796452318123786459
4
237896145954172638618435729729541863461389257583627914346718592172954386895263471