Mental arithmetic level 5_8 on Day:.........Month:..........Year:...........

Total Core =

1. 35 - 31 + 67 - 41 + 12 + 20 + 21 - 74
Answer

2. 61 - 18 + 77 + 58 - 72 + 43 + 58 - 13
Answer

3. 52 - 24 - 19 + 41 - 30 + 13 + 25 - 50
Answer

4. 97 + 87 + 34 + 90 + 99 - 62 + 38 - 90
Answer

5. 27 + 64 + 21 - 97 + 50 - 50 + 58 + 81
Answer

6. 21 + 56 + 88 - 38 - 39 - 49 - 27 + 59
Answer

7. 53 + 63 + 25 - 10 + 80 - 73 - 78 + 29
Answer

8. 22 + 98 - 90 + 38 + 52 + 16 - 65 + 52
Answer

9. 51 + 95 + 69 - 55 - 48 + 18 - 73 + 57
Answer

10. 53 - 12 + 64 + 55 + 82 - 72 + 23 + 84
Answer

11. 88 + 84 - 73 - 31 + 75 + 23 - 59 - 60
Answer

12. 67 - 53 + 51 - 65 + 96 - 38 + 34 + 84
Answer

13. 69 + 84 - 48 - 55 - 45 + 53 + 41 - 42
Answer

14. 38 + 65 - 87 + 20 + 90 - 53 - 48 + 48
Answer

15. 10 + 27 + 64 + 65 + 60 - 81 - 32 - 18
Answer

16. 71 - 32 + 47 + 30 + 85 + 47 - 98 - 76
Answer

17. 32 + 82 + 93 - 14 + 46 + 62 + 41 - 29
Answer

18. 75 - 61 + 62 + 11 + 39 - 64 + 84 - 65
Answer

19. 79 + 89 + 43 - 41 + 46 + 10 - 93 - 93
Answer

20. 55 + 66 - 51 - 17 + 14 + 61 - 54 + 70
Answer