Weekly Extreme Killer Sudoku Competition for May 21 to May 27

Number 870, Extreme
by Crosswords Ltd. December puzzle packs Now Out!. Thanks for supporting our site.
102 people completed this puzzle correctly

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

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