Killer Sudoku, Difficulty 7

Puzzle 14217 Mar 14 March 2017
Puzzle 14227 Mar 16 March 2017
Puzzle 14247 Mar 20 March 2017
Puzzle 14267 Mar 24 March 2017
Puzzle 14277 Mar 26 March 2017
Puzzle 14322 Apr 4 April 2017
Puzzle 14332 Apr 6 April 2017
Puzzle 14352 Apr 10 April 2017
Puzzle 14362 Apr 12 April 2017
Puzzle 14402 Apr 20 April 2017
Daily Killer Sudoku