1 + 0 =
2
0
1
0 + 1=
1 + 3 =
4
1 + 5 =
5
6
2 + 0 =
3
0 + 0 =
1 + 1 =
4 + 5 =
9
8
7
4 + 0
3 + 5 =
5 + 1 =
3 + 2 =
5 + 4 =
4 + 0 =
2 + 2 =
3 + 1 =
4 + 3 =
4 + 1 =