Killer Sudoku, Difficulty 3

Puzzle 11689 Oct 30 October 2015
Puzzle 11704 Nov 2 November 2015
Puzzle 11714 Nov 4 November 2015
Puzzle 11724 Nov 6 November 2015
Puzzle 11734 Nov 8 November 2015
Puzzle 11744 Nov 10 November 2015
Puzzle 11754 Nov 12 November 2015
Puzzle 11764 Nov 14 November 2015
Puzzle 11774 Nov 16 November 2015
Puzzle 11784 Nov 18 November 2015
Daily Killer Sudoku