Weekly Extreme Killer Sudoku Competition for Jul 3 to Jul 9

Number 511, Extreme
by Crosswords Ltd. September puzzle packs Now Out!. Thanks for supporting our site.
174 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
4
7
8
2
6
3
9
2
7
6
9
3
5
4
1
8
3
8
9
4
1
6
2
7
5
7
6
3
8
5
4
1
9
2
8
9
1
3
2
7
5
4
6
5
4
2
1
6
9
3
8
7
9
3
5
2
4
8
7
6
1
4
2
8
6
7
1
9
5
3
6
1
7
5
9
3
8
2
4

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