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Sudoku: hard sheet 18

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 18 · 9×9
Owlpuzzlesowlpuzzles.com
  • Write 1 to 9 so every row, column and 3×3 box holds each number once.
1
7819154254893243163957641973
2
867458543543913783962853645761
3
35164737823724318145426312
4
78235762917518291727692831
Answers on the next page.More free sheets: owlpuzzles.com/printable-logic-puzzles

Answers

Sudoku · Hard · Sheet 18
Owlpuzzlesowlpuzzles.com
1
347298615918356724625471893876549132152637489439182576264813957783965241591724368
2
354218679692473185187956423768541392241397856539862741815739264423685917976124538
3
938512764256847193147369582489256317725183946361794258812675439593428671674931825
4
784216593162935784395847162916372458457168329823594617271683945539421876648759231