Mental arithmetic level 6_41 on Day:.........Month:..........Year:...........

Total Core =

1. 529 + 367 - 158 - 297
Answer

2. 321 - 276 + 569 + 174
Answer

3. 728 - 498 - 141 + 233
Answer

4. 674 + 239 - 424 + 289
Answer

5. 739 - 148 - 498 + 574
Answer

6. 7 + 4 / 7 + 3 / 7
Answer

7. 8 / 4 - 4 / 7
Answer

8. 8 + 9 / 5 - 7 + 2 / 5
Answer

9. 9 / 2 + 2 - 3 / 2
Answer

10. 52.93 - 36.74
Answer

11. 68.29 - 19.55
Answer

12. 72.84 + 19.81
Answer

13. 23.89 + 26.33
Answer

14. 73.91 - 14.82
Answer

15. 637 * 58
Answer

16. 97 * 254
Answer

17. 5296 * 43
Answer

18. 67 * 1789
Answer

19. 175 / 25
Answer

20. 441 / 63
Answer