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Sudoku: hard sheet 21

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 21 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
71596557923484516823761357496
2
17178657636394524316784992
3
4952859411343271157261795476
4
184297391265425845893123547
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 21
Owlpuzzlesowlpuzzles.com
1
874219635936587124521634879215376948347958216689142753763825491192463587458791362
2
986431572123759864547628913865392741214867395739145628452973186678514239391286457
3
641893572285761349793452186157349628369287451428615937972536814836124795514978263
4
716842359952637481348915762635498217894721536127563894571289643483176925269354178