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

This Sudoku Puzzle has 49 steps and it is solved using Naked Single, Full House, Hidden Single, Hidden Pair techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 5 / Column 5 → 7 (Naked Single)
2. Row 5 / Column 9 → 8 (Naked Single)
3. Row 5 / Column 1 → 2 (Naked Single)
4. Row 5 / Column 8 → 5 (Full House)
5. Row 8 / Column 8 → 4 (Naked Single)
6. Row 3 / Column 8 → 8 (Naked Single)
7. Row 7 / Column 7 → 7 (Naked Single)
8. Row 8 / Column 5 → 3 (Naked Single)
9. Row 2 / Column 5 → 4 (Full House)
10. Row 3 / Column 7 → 4 (Naked Single)
11. Row 9 / Column 8 → 9 (Naked Single)
12. Row 7 / Column 2 → 4 (Naked Single)
13. Row 7 / Column 3 → 1 (Naked Single)
14. Row 7 / Column 6 → 6 (Full House)
15. Row 8 / Column 7 → 5 (Naked Single)
16. Row 9 / Column 9 → 9 (Full House)
17. Row 1 / Column 7 → 2 (Full House)
18. Row 4 / Column 7 → 2 (Full House)
19. Row 1 / Column 8 → 2 (Naked Single)
20. Row 8 / Column 6 → 7 (Naked Single)
21. Row 8 / Column 1 → 6 (Full House)
22. Row 1 / Column 9 → 3 (Naked Single)
23. Row 6 / Column 8 → 6 (Naked Single)
24. Row 1 / Column 6 → 5 (Naked Single)
25. Row 9 / Column 4 → 4 (Naked Single)
26. Row 9 / Column 6 → 1 (Full House)
27. Row 2 / Column 9 → 6 (Naked Single)
28. Row 1 / Column 2 → 7 (Naked Single)
29. Row 2 / Column 4 → 3 (Naked Single)
30. Row 3 / Column 4 → 7 (Full House)
31. Row 3 / Column 3 → 3 (Full House)
32. Row 4 / Column 6 → 4 (Naked Single)
33. Row 6 / Column 6 → 2 (Full House)
34. Row 1 / Column 1 → 4 (Naked Single)
35. Row 4 / Column 9 → 7 (Naked Single)
36. Row 6 / Column 9 → 4 (Naked Single)
37. Row 6 / Column 2 → 9 (Hidden Single)
38. Hidden Pair: 2,3 in r4c12 => r4c1<>8, r4c2<>5
39. Row 4 / Column 1 → 3 (Naked Single)
40. Row 4 / Column 2 → 3 (Naked Single)
41. Row 9 / Column 1 → 7 (Naked Single)
42. Row 9 / Column 2 → 2 (Full House)
43. Row 6 / Column 1 → 8 (Full House)
44. Row 9 / Column 3 → 2 (Full House)
45. Row 2 / Column 2 → 5 (Full House)
46. Row 2 / Column 3 → 5 (Full House)
47. Row 6 / Column 4 → 5 (Naked Single)
48. Row 6 / Column 3 → 7 (Full House)
49. Row 4 / Column 4 → 8 (Full House)