Weekly Extreme Killer Sudoku Competition for Aug 21 to Aug 27

Number 257, Extreme
by Crosswords Ltd. December puzzle packs Now Out!. Thanks for supporting our site.
298 people completed this puzzle correctly
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
4
2
1
8
3
9
6
5
7
8
5
3
6
7
1
9
2
4
7
9
6
4
5
2
3
8
1
5
1
2
7
9
6
8
4
3
9
8
4
5
2
3
7
1
6
6
3
7
1
4
8
2
9
5
2
6
8
3
1
4
5
7
9
1
7
9
2
6
5
4
3
8
3
4
5
9
8
7
1
6
2

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