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A challenging large-print sudoku for experienced solvers — expect real pencil-work. Verified to have exactly one solution. This sheet is free and printed in large, senior-friendly type — use the Print button above for a paper copy, or choose “Save as PDF” in the print dialog. Prints as the puzzle only — tick the box below if you’d like the answer key included (it prints on its own page).

Sudoku — Hard #6

Instructions: Fill the grid so every row, column, and 3×3 box contains the numbers 1–9.

Level: hard
1
8
7
3
4
7
9
4
5
6
3
2
7
4
1
6
8
3
9
2
1
9
8
7
6
9

Answer Key

4
8
1
9
3
6
5
7
2
2
6
5
1
8
7
3
9
4
7
3
9
2
4
5
6
1
8
8
9
6
4
1
3
7
2
5
3
7
2
8
5
9
1
4
6
5
1
4
6
7
2
8
3
9
6
5
7
3
9
4
2
8
1
9
2
8
7
6
1
4
5
3
1
4
3
5
2
8
9
6
7

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