Killer Sudoku, Difficulty 3

Puzzle 12409 Mar 22 March 2016
Puzzle 12419 Mar 24 March 2016
Puzzle 12429 Mar 26 March 2016
Puzzle 12439 Mar 28 March 2016
Puzzle 12449 Mar 30 March 2016
Puzzle 12464 Apr 2 April 2016
Puzzle 12474 Apr 4 April 2016
Puzzle 12484 Apr 6 April 2016
Puzzle 12494 Apr 8 April 2016
Puzzle 12504 Apr 10 April 2016
Daily Killer Sudoku