Mental arithmetic level 4_60 on Day:.........Month:..........Year:...........

Total Core =

1. 47 + 10 - 23 - 16 + 18 - 33 + 77
Answer

2. 74 - 30 + 24 - 45 + 76 - 93 + 46
Answer

3. 90 - 38 - 29 + 75 - 91 + 88 - 33
Answer

4. 72 - 20 - 13 + 38 - 30 + 42 - 24
Answer

5. 47 + 49 - 57 + 58 - 13 + 10 - 43
Answer

6. 37 - 14 + 75 - 57 + 21 + 16 - 38
Answer

7. 90 - 19 + 20 - 27 - 18 + 15 - 41
Answer

8. 80 - 70 - 10 + 51 - 49 + 50 + 31
Answer

9. 69 - 50 + 17 + 11 + 31 - 70 + 81
Answer

10. 94 - 15 - 26 - 23 + 24 - 42 + 70
Answer

11. 58 + 27 - 71 + 93 + 98 + 54
Answer

12. 70 - 69 + 27 - 22 + 74 + 41
Answer

13. 54 + 97 + 59 + 72 + 91 - 94
Answer

14. 29 + 78 + 84 + 22 - 33 - 94
Answer

15. 84 + 27 + 59 + 98 + 12 - 38
Answer

16. 70 - 55 + 34 + 19 + 19 + 95
Answer

17. 62 + 44 - 61 - 27 + 30 + 37
Answer

18. 33 + 10 + 31 + 25 - 50 + 67
Answer

19. 12 + 82 - 23 + 38 + 41 + 65
Answer

20. 30 + 93 - 24 - 62 + 10 + 31
Answer