Weekly Extreme Killer Sudoku Competition for Dec 17 to Dec 23

Number 587, Extreme
by Crosswords Ltd. April puzzle packs Now Out!. Thanks for supporting our site.
152 people completed this puzzle correctly
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
1
5
6
2
3
9
7
8
4
7
2
4
5
8
6
9
3
1
9
3
8
4
1
7
2
5
6
6
8
5
9
4
3
1
7
2
2
4
9
1
7
5
8
6
3
3
7
1
6
2
8
4
9
5
4
9
3
8
5
1
6
2
7
5
6
2
7
9
4
3
1
8
8
1
7
3
6
2
5
4
9

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