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Sudoku: hard sheet 420

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 420 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
431857314878925395316473671
2
758283536284266528975924357241
3
8348452915795389843778352652
4
67382918772361346695478956
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 420
Owlpuzzlesowlpuzzles.com
1
496817235318245976725369148164573892987124653253698417531986724842751369679432581
2
719568243428913765536427819193742658874635192652891437387156924241389576965274381
3
175289634846537219392614578261348795537192486984756123423975861718463952659821347
4
671524398298163475435897612984712563756938124312456789527649831163285947849371256