Kakuro number combinations - 12

2 Blocks

3 & 9
4 & 8
5 & 7

3 Blocks

1 & 2 & 9
1 & 3 & 8
1 & 4 & 7
1 & 5 & 6
2 & 3 & 7
2 & 4 & 6

4 Blocks

1 & 2 & 3 & 6