Mental arithmetic level 2_18 on Day:.........Month:..........Year:...........

Total Core =

1. 32 - 3 + 21 - 10
Answer

2. 11 - 3 + 31 + 31
Answer

3. 4 + 19 - 21 + 8 + 9
Answer

4. 3 + 1 + 18 + 9 + 9
Answer

5. 70 - 41 + 34 - 45
Answer

6. 40 - 21 + 58 + 14
Answer

7. 90 - 31 - 4 + 20
Answer

8. 7 - 4 + 46 - 6 - 11
Answer

9. 9 + 2 - 3
Answer

10. 20 - 3 + 4
Answer

11. 7 + 34 - 2
Answer

12. 38 + 3 - 12
Answer

13. 5 + 5 - 4
Answer

14. 13 + 58 - 5
Answer

15. 70 - 5 + 4
Answer

16. 3 + 70 - 55
Answer

17. 7 + 28 - 6
Answer

18. 9 + 21 - 16
Answer

19. 25 - 7 + 20
Answer

20. 26 + 15 - 7
Answer