Mental arithmetic level 5_1 on Day:.........Month:..........Year:...........

Total Core =

1. 24 + 90 - 38 - 15 - 33 + 30 - 18 - 39
Answer

2. 62 + 72 - 68 - 61 + 94 - 80 + 48 - 22
Answer

3. 27 + 61 + 20 - 59 + 51 + 34 - 51 + 42
Answer

4. 20 - 16 + 17 + 61 + 84 + 83 + 38 + 23
Answer

5. 94 - 75 + 92 + 55 + 91 + 61 - 36 + 23
Answer

6. 90 - 70 + 76 + 10 - 86 + 24 + 61 + 14
Answer

7. 50 + 15 - 65 + 74 - 60 + 13 - 19 + 60
Answer

8. 61 - 40 + 20 + 47 - 37 + 42 - 52 + 22
Answer

9. 45 + 30 - 41 - 14 + 51 + 33 + 58 + 83
Answer

10. 89 + 35 - 22 + 24 + 17 + 69 - 34 - 58
Answer

11. 67 + 91 + 70 + 21 - 96 + 94 - 65 - 70
Answer

12. 13 + 36 - 30 + 68 + 51 - 12 + 44 - 57
Answer

13. 61 + 56 + 35 - 11 - 74 + 47 + 47 + 92
Answer

14. 93 - 54 - 15 + 99 + 48 + 36 - 20 + 55
Answer

15. 42 + 34 + 87 - 45 + 95 - 41 - 35 + 40
Answer

16. 46 - 30 + 72 + 53 + 93 + 75 - 87 + 45
Answer

17. 79 - 15 - 54 + 73 - 79 + 65 + 13 - 77
Answer

18. 82 - 25 - 31 + 93 + 22 - 62 + 68 - 30
Answer

19. 39 + 26 + 86 + 51 - 74 - 28 + 59 + 92
Answer

20. 56 + 25 + 51 - 40 + 73 + 12 - 83 - 58
Answer