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Sudoku: hard sheet 506

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 506 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
234864863261492935885391322
2
1922165629784523344515914879
3
5542692648256713968498186541
4
62759746168827418196484295182
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 506
Owlpuzzlesowlpuzzles.com
1
176932584392485617485671239753826491648197325921354876214768953869513742537249168
2
518397624792146853463258971371824569645719238829563147934685712257931486186472395
3
264837195358491267917256834843172659672589413591643728425968371786315942139724586
4
386512794259374681417689325134968572675243819892157436523796148768421953941835267