9
3
4
5
1
4
3
1
7
6
4
5
8
1
2
7
5
4
1
3
7
1
9
7
5
4
6
7
4
1
9
3
Time 00:00
Mistakes 0
Ready
Easy Sudoku #197
Solvable by scanning alone — naked and hidden singles. A calm warm-up.
| Difficulty | Easy |
| Clues given | 32 of 81 |
| Technique score | 93.8 |
| Rated techniques | 3 |
Techniques this puzzle needs
Where to start
The first move on this board is a Naked Single: Row 6, column 1 already sees all eight other digits in its row, column and box, so it can only be 6.
Progress is saved in this browser automatically. Use the keyboard: arrows to move, 1–9 to fill, N for notes, H for a hint.