Friday puzzles: kendoku
Puzzle 1
0841 Kendoku 6×6 08-05-15
Place digits 1-6 each on every row and column. Each bold-outlined group of cells contains digits which achieve the (specified) result using the specified mathematical operation: addition (+), subtraction (-), multiplication (×), and division (÷). Unlike Killer Sudoku, digits may repeat within a block. This is a puzzle without operations.