7
6
8
3
5
9
6
8
2
4
3
6
9
6
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9
7
3
8
7
1
2
3
8
1
9
5
4
Time 00:00
Mistakes 0
Ready
Medium Sudoku #85
You will want pencil marks: locked candidates, pairs and triples.
| Difficulty | Medium |
| Clues given | 28 of 81 |
| Technique score | 101.8 |
| Rated techniques | 4 |
Techniques this puzzle needs
Where to start
The first move on this board is a Naked Single: Row 3, column 6 already sees all eight other digits in its row, column and box, so it can only be 3.
Progress is saved in this browser automatically. Use the keyboard: arrows to move, 1–9 to fill, N for notes, H for a hint.