2-cell killer cage summing to 15
2 combinations.
- Always present
- No digit is forced into this cage.
- Never present
- 12345
Valid digit combinations
- 69
- 78
How to use this in play
Only 2 digit sets sum to 15 across 2 cells, which makes this a near-locked cage. Each combination shares most of its digits with the others — see the locked-digits row above for the digits forced into the cage regardless of which combination is in play.