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Sudoku: hard sheet 537

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 537 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
26171964351295213464368748
2
263426892673597146545862381
3
91252347911418459588592315326
4
29825751723832365125891485691816
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 537
Owlpuzzlesowlpuzzles.com
1
287349561465871293319526784836954127974162835521738946698417352152683479743295618
2
952863741341257689678941352267415893534698217189732465796124538813576924425389176
3
769531482581429376234687951923165847178342569456798123815976234642813795397254618
4
176293584823564197549187623791645832364872951258931746917428365632759418485316279