Killer Sudoku, Difficulty 3

Puzzle 12204 Feb 10 February 2016
Puzzle 12214 Feb 12 February 2016
Puzzle 12224 Feb 14 February 2016
Puzzle 12234 Feb 16 February 2016
Puzzle 12244 Feb 18 February 2016
Puzzle 12254 Feb 20 February 2016
Puzzle 12264 Feb 22 February 2016
Puzzle 12274 Feb 24 February 2016
Puzzle 12284 Feb 26 February 2016
Puzzle 12294 Feb 28 February 2016
Daily Killer Sudoku