Move over a card to see the answer.
Set 1
Set 2
Set 3
Set 4
Set 5
Set 6
Set 7
Set 8
Set 9
9+9
8+9
7+9
6+9
5+9
4+9
3+9
2+9
1+9
9+8
8+8
7+8
6+8
5+8
4+8
3+8
2+8
9+7
8+7
7+7
6+7
5+7
4+7
3+7
9+6
8+6
7+6
6+6
5+6
4+6
9+5
8+5
7+5
6+5
5+5
9+4
8+4
7+4
6+4
9+3
8+3
7+3
9+2
8+2
9+1
