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Sudoku: hard sheet 712

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 712 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
65861623678487479638514124
2
35745619283489161829854647
3
9165497294835286365246619831
4
57984627834761452893124918
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 712
Owlpuzzlesowlpuzzles.com
1
623541789459738612871629435967812543385964271142357968236485197594173826718296354
2
189345672672918345435762819956134287324879156718526493297681534541293768863457921
3
491326587538417629726985431167248953952173864384659172813592746645731298279864315
4
521749386486325917793168245234597861658213794917486523165872439879634152342951678