Killer Sudoku, Difficulty 3

Puzzle 11894 Dec 10 December 2015
Puzzle 11904 Dec 12 December 2015
Puzzle 11914 Dec 14 December 2015
Puzzle 11924 Dec 16 December 2015
Puzzle 11934 Dec 18 December 2015
Puzzle 11944 Dec 20 December 2015
Puzzle 11954 Dec 22 December 2015
Puzzle 11964 Dec 24 December 2015
Puzzle 11974 Dec 26 December 2015
Puzzle 11984 Dec 28 December 2015
Daily Killer Sudoku