Two Digit Addition 9

1. 78 + 84
Answer : .
2. 67 + 69
Answer : .
3. 15 + 87
Answer : .
4. 23 + 58
Answer : .
5. 97 + 18
Answer : .
6. 75 + 88
Answer : .
7. 87 + 78
Answer : .
8. 38 + 83
Answer : .
9. 48 + 98
Answer : .
10.56 + 78
Answer : .