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Sudoku: hard sheet 666

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 666 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
412368175239546997346814
2
641295485351396747614187615
3
41392571486677348196213192285
4
462872324565349176453859
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 666
Owlpuzzlesowlpuzzles.com
1
684791352593682741217543869958417236372965184146328597431256978729834615865179423
2
963541278271986435485237196654723981832194567719865342528379614196458723347612859
3
724186395698253714135497286549821673276935148381764952967542831853619427412378569
4
847365219329184756516972438283749165671523984954816327162498573795631842438257691