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Advanced Mental Addition
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Advanced Mental Addition
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25 Questions

1. 35 + 2

2. 15 + 8

3. 33 + 9

4. 14 + 5

5. 23 + 4

6. 98 + 8

7. 79 + 3

8. 38 + 9

9. 62 + 3

10. 29 + 8

11. 92 + 9

12. 27 + 8

13. 31 + 4

14. 46 + 4

15. 76 + 6

16. 89 + 2

17. 64 + 9

18. 92 + 3

19. 30 + 2

20. 96 + 7

21. 34 + 2

22. 55 + 9

23. 90 + 3

24. 43 + 9

25. 71 + 3