Addition
 
0 + 12 = 9 + 1 =
12 + 9 = 0 + 2 =
11 + 11 = 8 + 4 =
11 + 4 = 7 + 11 =
6 + 10 = 7 + 8 =
1 + 11 = 11 + 9 =
1 + 0 = 6 + 11 =
4 + 6 = 5 + 8 =
8 + 12 = 4 + 5 =
7 + 10 = 8 + 3 =
7 + 11 = 3 + 8 =
7 + 4 = 12 + 1 =
1 + 1 = 2 + 12 =
10 + 12 = 6 + 9 =
9 + 0 = 1 + 2 =
0 + 6 = 10 + 8 =
4 + 12 = 0 + 5 =
12 + 0 = 4 + 7 =
12 + 2 = 12 + 9 =
2 + 8 = 8 + 2 =
10 + 1 = 11 + 12 =
5 + 12 = 2 + 0 =
5 + 4 = 10 + 2 =
8 + 6 = 5 + 8 =
0 + 3 = 9 + 6 =