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Sudoku: hard sheet 550

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 550 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
2815968271814189576575824346
2
7364526243361862716327243265
3
9686591657912683291348851973
4
28463415852113462565178362
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 550
Owlpuzzlesowlpuzzles.com
1
269817453541963782387425691836279145472158369195346827624791538753682914918534276
2
735629184984173652162854397457236819813495726629718543596341278248567931371982465
3
315729684764835192829146537948671325276953841531284769153498276482567913697312458
4
815349726972865431634271859398654217257183694146927583469532178583716942721498365