8
6
6
9
8
2
3
3
2
5
6
9
8
4
6
1
3
3
8
2
7
1
9
3
5
8
4
9
3
6
2
3
1
8
7
6
4
Time 00:00
Mistakes 0
Ready
Easy Sudoku #225
Solvable by scanning alone — naked and hidden singles. A calm warm-up.
| Difficulty | Easy |
| Clues given | 37 of 81 |
| Technique score | 69.1 |
| Rated techniques | 2 |
Techniques this puzzle needs
Where to start
The first move on this board is a Naked Single: Row 4, column 3 already sees all eight other digits in its row, column and box, so it can only be 5.
Progress is saved in this browser automatically. Use the keyboard: arrows to move, 1–9 to fill, N for notes, H for a hint.