Weekly Extreme Killer Sudoku Competition for Dec 6 to Dec 12

Number 168, Extreme
by Crosswords Ltd. September puzzle packs Now Out!. Thanks for supporting our site.
416 people completed this puzzle correctly

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
5
1
8
2
4
3
7
6
9
2
4
7
9
6
5
3
8
1
9
3
6
1
7
8
4
5
2
6
7
1
8
3
2
9
4
5
4
8
2
5
9
7
1
3
6
3
9
5
4
1
6
2
7
8
7
2
3
6
5
1
8
9
4
8
6
4
7
2
9
5
1
3
1
5
9
3
8
4
6
2
7

You have selected colour for printing.
You may have to go into internet options and tick the box to allow print backgrounds to allow printing in colour