Mental arithmetic level 2_1 on Day:.........Month:..........Year:...........

Total Core =

1. 39 - 23 - 6 + 70
Answer

2. 69 + 22 - 71 + 5
Answer

3. 8 + 72 - 60 + 64
Answer

4. 28 + 4 + 24 + 15
Answer

5. 22 - 2 + 75 - 70
Answer

6. 50 + 7 - 10 + 40
Answer

7. 29 + 32 + 11 - 70
Answer

8. 90 - 70 + 61 - 80
Answer

9. 48 + 13 - 61 + 31
Answer

10. 12 + 13 + 61 - 45
Answer

11. 51 + 22 - 31 + 49
Answer

12. 46 - 10 + 39 - 24
Answer

13. 99 - 10 + 39 - 24
Answer

14. 81 + 15 - 95 + 30
Answer

15. 9 + 72 - 10 + 22 + 5
Answer

16. 3 + 7 + 27 - 27 + 87
Answer

17. 2 + 57 + 35 + 4 - 41
Answer

18. 41 + 2 - 2 + 24 - 25
Answer

19. 22 + 39 + 29 - 80
Answer

20. 12 + 40 - 12 + 17
Answer