Mental arithmetic level 5_45 on Day:.........Month:..........Year:...........

Total Core =

1. 746 + 420 - 420 + 621
Answer

2. 225 + 154 + 854 - 482
Answer

3. 545 + 975 - 442 + 592
Answer

4. 134 + 683 - 406 + 482
Answer

5. 422 + 470 + 492 - 556
Answer

6. 350 + 178 + 355 + 375
Answer

7. 387 - 370 + 394 + 664
Answer

8. 844 + 598 + 271 + 386
Answer

9. 637 + 790 + 718 + 332
Answer

10. 558 - 474 + 974 - 624
Answer

11. 12 * 49
Answer

12. 43 * 47
Answer

13. 22 * 39
Answer

14. 68 * 72
Answer

15. 23 * 28
Answer

16. 27 * 13
Answer

17. 43 * 88
Answer

18. 18 * 13
Answer

19. 64 * 50
Answer

20. 72 * 75
Answer