Puzzle Copyright © Kevin Stone

**Objective / Rules**

- Complete the grid such that every row and column contains the numbers 1 to the size of the grid.
- Every row and column contains each number exactly once.
- A cage clue tells you the answer after the cage values have undergone the specified mathematical operation.
- The clues don't tell you which way round the numbers are, just the answer to the calculation.
- A number
**can**appear more than once in a cage (which is different to Killer Sudoku).