Name ________________________

1.5 Adding Integers

Add the following integers that have the same sign.

1. 6 + 7 = _____

2. -9 + -7 = _____

3. -3 + -4 = _____

4. 5 + 12 = _____

5. -12 + -23 = _____

6. 27 + 11 = _____

7. -34 + -13 = _____

8. 25 + 16 = _____

9. -9 + -29 = _____

10. -16 + -12 = _____

Add the following integers. Notice that they have different signs.

11. -9 + 3 = _____

12. -7 + 5 = _____

13. 1 + -12 = _____

14. 3 + -8 = _____

15. -19 + 11 = _____

16. 7 + -12 = _____

17. 23 + -10 = _____

18. -4 + 16 = _____

19. 15 + -18 = _____

20. -15 + 9 = _____