3. $100 $200 $300 $400 $100 $200 $300 $400 $300 $200 $100 Adding multiples of 10 Add 1 to 2 digit numbers with regrouping Add 3 two digit numbers Ways to makes numbers Add 1 to 2 digit numbers. No regrouping

4. $100 20 + 10 =

5. 30 + 40 = $200

6. 50 + 30 = $300

7. 80 + 80 = $400

8. 53 + 6 = $100

9. 44 + 3 = $200

10. 67 + 2 = $300

11. 96 + 3 = $400

12. 45 + 5 = $100

13. 76 + 8 = $200

14. 88 + 7 = $300

15. 97 + 9 = $400

16. $100 11 + 12 + 10 =

17. 12 + 24 + 34 = $200

18. 45 + 15 + 24 = $300

19. 55 + 40 + 66 = $400

20. Which equation sums up to 40 ? $100 30 + 3 = 2 + 50 = 0 + 40 =

21. Which equation sums up to 68 ? $200 27 + 40 = 30 + 38 = 60 + 3 =

22. Which equation sums up to 99 ? $300 60 + 39 = 78 + 31 = 40 + 45 =

23. Which equation (s) sum up to 10 ? $400 7 + 4 = 7 + 3 = 6 + 4 =