Killer Sudoku, Difficulty 3

Puzzle 11069 Jun 28 June 2015
Puzzle 11079 Jun 30 June 2015
Puzzle 11089 Jul 2 July 2015
Puzzle 11099 Jul 4 July 2015
Puzzle 11109 Jul 6 July 2015
Puzzle 11119 Jul 8 July 2015
Puzzle 11139 Jul 12 July 2015
Puzzle 11149 Jul 14 July 2015
Puzzle 11159 Jul 16 July 2015
Puzzle 11169 Jul 18 July 2015
Daily Killer Sudoku