10 Addition Problems

13 + 8 =
 
7 + 16 =
 
11 + 4 =
 
13 + 6 =
 
10 + 14 =
 
6 + 17 =
 
11 + 18 =
 
4 + 10 =
 
3 + 12 =
 
4 + 17 =