Killer Sudoku, Difficulty 3

Puzzle 13859 Jan 6 January 2017
Puzzle 13869 Jan 8 January 2017
Puzzle 13879 Jan 10 January 2017
Puzzle 13889 Jan 12 January 2017
Puzzle 13899 Jan 14 January 2017
Puzzle 13909 Jan 16 January 2017
Puzzle 13919 Jan 18 January 2017
Puzzle 13929 Jan 20 January 2017
Puzzle 13939 Jan 22 January 2017
Puzzle 13949 Jan 24 January 2017
Daily Killer Sudoku