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Sudoku: hard sheet 80

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 80 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
81658296282413547819421257368397
2
7973121494851671256351312976
3
813797843353652611539328496712
4
84591766431861879859214275849
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 80
Owlpuzzlesowlpuzzles.com
1
428196537531748269679235184294581673365427891187963452916872345753614928842359716
2
461725398798341562253869714934678251685213947127594683512987436346152879879436125
3
648123579751698423239457816827314965593286741416975382184532697372869154965741238
4
832164975591872463764593182478215396126389547953746821685937214349621758217458639