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Sudoku: hard sheet 309

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 309 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
164422398538546192594165463
2
5437626517164759167734948566
3
168127543972832165319475
4
85213549321937384958862789
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 309
Owlpuzzlesowlpuzzles.com
1
591826437378451962426379185167598243835247691942163578253984716619735824784612359
2
819367245435192768276458193752981634364725981981643527527836419148279356693514872
3
485319726637825194129476385841563972976248531352197468564732819213984657798651243
4
873512694169834257245697138621489375438175926957326841796251483584963712312748569