6
7
9
8
8
9
5
1
3
7
4
9
5
2
4
6
2
1
2
7
6
1
3
3
5
1
4
Time 00:00
Mistakes 0
Ready
Easy Sudoku #190
Solvable by scanning alone — naked and hidden singles. A calm warm-up.
| Difficulty | Easy |
| Clues given | 27 of 81 |
| Technique score | 98.4 |
| 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.