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Sudoku: hard sheet 840

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 840 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
6592197543915826547852639458
2
376769954349235434953687179618
3
39578934149635967159264682
4
96297321643117718542576794
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 840
Owlpuzzlesowlpuzzles.com
1
132684957465397821987512364243879615879156432651423789718935246396241578524768193
2
354897612827316459619254837491572386562938174783461295235689741148725963976143528
3
234916857176285934958374162827459613643821579519637248381542796792163485465798321
4
923681547481572369576394218264958731835127496719436852142865973698743125357219684