Sudoku

Hard · Sheet 997 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
799867572663249169247362438792
2
676751529412498329915661368
3
8954496857769164823568894316
4
4837461353568844731498736729
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Answers

Sudoku · Hard · Sheet 997
Owlpuzzlesowlpuzzles.com
1
362715498984263175517849236638124759429357861175698324753981642241536987896472513
2
456971328239846175187523649894137562562498713371652984928715436615384297743269851
3
189725436765834912432169857827613594591247683643598271356481729218976345974352168
4
415628973238579416679413258356147892187392645924856731542981367893765124761234589