10 Addition Problems

13 + 16 =
 
7 + 5 =
 
11 + 12 =
 
12 + 14 =
 
10 + 3 =
 
5 + 6 =
 
10 + 7 =
 
4 + 18 =
 
2 + 1 =
 
4 + 6 =