Killer Sudoku, Difficulty 3

Puzzle 12514 Apr 12 April 2016
Puzzle 12524 Apr 14 April 2016
Puzzle 12534 Apr 16 April 2016
Puzzle 12544 Apr 18 April 2016
Puzzle 12554 Apr 20 April 2016
Puzzle 12564 Apr 22 April 2016
Puzzle 12574 Apr 24 April 2016
Puzzle 12584 Apr 26 April 2016
Puzzle 12594 Apr 28 April 2016
Puzzle 12604 Apr 30 April 2016
Daily Killer Sudoku