0 + 8 = 8 5 + 2 = 7 2
+ 4 = 6
10 + 6 = 16 2 + 3= 5
6 + 0 = 6
20 + 20 = 40 7 + 6 = 13 9 + 1 = 10
20 + 5 = 25 6 + 6 = 12
9 + 9 = 18
8 + 4= 12 4
+ 0 = 4 1 + 1 = 2
2 + 3 = 5 8 + 4 = 12 7 + 1 = 8
40 + 1 = 41 2 + 8 = 10 9 + 3 = 12
9 + 9 = 18 0 + 5 = 5 3 + 7 = 10
30 + 10 = 40 8 + 2 = 10 5 + 2 = 7
8 + 8 = 16 1 + 8 = 9 8
+ 2 = 10