Mental arithmetic level 5_12 on Day:.........Month:..........Year:...........

Total Core =

1. 95 + 42 + 29 - 79 - 26 - 31 + 71 - 49
Answer

2. 79 - 61 + 48 - 32 + 86 + 61 + 83 - 79
Answer

3. 93 - 17 - 45 + 22 + 38 - 45 - 18 + 70
Answer

4. 34 + 92 + 29 - 47 - 15 + 54 + 12 + 12
Answer

5. 52 + 48 + 79 - 32 + 24 + 98 - 15 + 40
Answer

6. 87 + 40 + 73 + 46 + 63 - 85 + 51 - 87
Answer

7. 22 + 13 + 59 - 48 - 27 + 62 + 63 - 91
Answer

8. 51 + 78 + 91 - 77 + 66 - 75 - 12 + 64
Answer

9. 91 - 64 - 26 + 24 - 23 + 25 + 60 - 35
Answer

10. 88 + 79 - 52 + 81 - 21 + 58 - 48 - 25
Answer

11. 38 + 24 - 26 + 67 + 60 + 50 - 92 - 77
Answer

12. 30 - 10 - 16 + 94 - 61 + 39 + 20 + 29
Answer

13. 89 + 68 + 10 + 99 - 65 - 43 + 76 + 78
Answer

14. 31 - 21 + 73 - 78 + 60 + 37 - 47 + 97
Answer

15. 44 - 34 + 24 + 68 - 15 - 34 + 51 - 36
Answer

16. 52 + 41 - 13 - 44 + 49 + 17 + 76 + 83
Answer

17. 84 - 63 + 91 - 99 + 60 + 25 - 78 - 19
Answer

18. 47 + 56 + 27 - 22 + 51 + 71 + 11 + 84
Answer

19. 43 + 89 - 90 - 10 + 80 + 70 - 29 + 94
Answer

20. 74 + 64 + 79 - 79 + 28 + 91 - 68 + 13
Answer