Killer Sudoku #0021
A hard Killer Sudoku with 25 cages and no starting digits. Use the cage totals and Sudoku rules to fill the grid.
- Killer Sudoku
- Hard
- 45–90 mins
Download & print
Printer-friendly, black on white.
Download puzzle (PDF, A4)US Letter PDF- Puzzle ID
- killer-00021
- Difficulty
- Hard
- Grid
- 9 × 9
- Cages
- 25
- Largest cage
- 5 cells
- Format
- A4 & US Letter PDF
View solution
The completed grid. Check any cage by adding its digits.