Mental arithmetic level 1_3 on Day:.........Month:..........Year:...........

Total Core =

1. 66 - 15 + 39 - 90
Answer

2. 93 - 21 - 31 + 42
Answer

3. 3 + 4 - 1 - 4
Answer

4. 6 + 3 - 5 + 4
Answer

5. 72 + 12 - 63 + 44
Answer

6. 91 - 21 + 18 - 36
Answer

7. 35 + 23 + 31 - 24
Answer

8. 83 - 42 + 53 - 62
Answer

9. 36 + 24 + 36 - 73
Answer

10. 2 + 6 - 4 + 4
Answer

11. 7 - 3 + 2 + 5
Answer

12. 16 + 10 + 53 + 17
Answer

13. 37 + 23 - 30 + 36
Answer

14. 2 + 6 + 1 - 5
Answer

15. 6 - 5 + 4 + 3
Answer

16. 43 + 41 - 43 + 34
Answer

17. 32 + 64 - 23 + 14
Answer

18. 55 + 34 - 26 + 23
Answer

19. 55 + 34 - 26 + 23
Answer

20. 39 - 24 + 45 - 40
Answer