3-cell killer cage summing to 17
7 combinations.
- Always present
- No digit is forced into this cage.
- Never present
- Every digit can appear in this cage.
Valid digit combinations
- 179
- 269
- 278
- 359
- 368
- 458
- 467
How to use this in play
7 digit sets sum to 17 across 3 cells. Without other constraints this cage is loose; the value comes from pairing it with the cage's row, column, or box context — every digit ruled out elsewhere narrows which combinations remain.