Adding Ones and Tens part 3.

Adding Ones and Tens part 3.
1. 45 + 22 = 64

2. 52 + 13 = 65

3. 42 + 25 = 67

4. 24 + 25  = 49

5. 870 + 40 = 910

6. 35 + 43 = 78

7. 72 + 13 = 85

8. 56 + 42 = 98

9. 57 + 65 = 122

10. 49 + 22 = 71