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Sudoku: hard sheet 677

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 677 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
96123371625611386241997984
2
4122586315238726249743791684
3
912512734655847115627396847
4
46982876937938261372896721648961
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 677
Owlpuzzlesowlpuzzles.com
1
967813425152946738483725169248569317635174892719238546824651973396487251571392684
2
463157289891234765257986341145792638739865412628413957514379826982641573376528194
3
597861432346295187281734596974186325658342719123579648415927863739618254862453971
4
463917825925384716817526493796843152582691374134275689679132548251468937348759261