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Sudoku: hard sheet 672

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 672 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
1597716688152653426412981957
2
56173864832714248938175728649
3
9588417836175975423184551269
4
97231644678146238957381357
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 672
Owlpuzzlesowlpuzzles.com
1
156843972387219546492657183978165324624938715531472698743581269265794831819326457
2
596172843273894651148635927352968714761423598489751362634289175915347286827516439
3
954271386368954271217836945632187594149365728875492613793618452486529137521743869
4
596817423381624957274359186769285314813476295425931768947168532652793841138542679