Killer Sudoku, Difficulty 3

Puzzle 8388 Jan 8 January 2014
Puzzle 8398 Jan 10 January 2014
Puzzle 8408 Jan 12 January 2014
Puzzle 8418 Jan 14 January 2014
Puzzle 8428 Jan 16 January 2014
Puzzle 8438 Jan 18 January 2014
Puzzle 8448 Jan 20 January 2014
Puzzle 8458 Jan 22 January 2014
Puzzle 8468 Jan 24 January 2014
Puzzle 8478 Jan 26 January 2014
Daily Killer Sudoku