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Sudoku: hard sheet 671

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 671 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
927582351194376316947581489715
2
7139281931577236483639856136
3
7832546596435712468385474263
4
2565218865748461878637524372
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 671
Owlpuzzlesowlpuzzles.com
1
691342785458791623723586194219457368874623519536819472365278941142965837987134256
2
793542168861739452452861793315486279987253614246197835634978521529614387178325946
3
257834196319627845468519723643982517875461239192753468921378654736145982584296371
4
213875964675942318984631275567419823498327156321568749842196537756283491139754682