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Sudoku: hard sheet 556

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 556 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
718349592754165548659716439
2
3891582843759291761625687849615
3
65182431173736524924652137
4
1978671997124175858964582956
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 556
Owlpuzzlesowlpuzzles.com
1
675182439342796581981354267768935124214867953593421678836219745429578316157643892
2
653728914174539682892461375367245891249813756518697423425976138781354269936182547
3
763951248481273659592648317815729463947316582236584791124867935378495126659132874
4
453197286682534917719682534968745123241369758375218469197823645536471892824956371