Killer Sudoku, Difficulty 3

Puzzle 10854 May 16 May 2015
Puzzle 10864 May 18 May 2015
Puzzle 10874 May 20 May 2015
Puzzle 10884 May 22 May 2015
Puzzle 10894 May 24 May 2015
Puzzle 10904 May 26 May 2015
Puzzle 10914 May 28 May 2015
Puzzle 10924 May 30 May 2015
Puzzle 10939 Jun 2 June 2015
Puzzle 10949 Jun 4 June 2015
Daily Killer Sudoku