Mental arithmetic level 4_03 on Day:.........Month:..........Year:...........

Total Core =

1. 390 + 730 + 329 - 169
Answer

2. 533 + 516 - 225 - 569
Answer

3. 178 + 737 - 868 + 540
Answer

4. 811 + 124 + 524 - 806
Answer

5. 918 - 498 - 124 - 247
Answer

6. 880 + 687 - 617 - 115
Answer

7. 815 + 526 + 408 - 114
Answer

8. 369 - 297 + 713 - 253
Answer

9. 419 + 504 + 749 + 872
Answer

10. 785 - 554 + 863 + 873
Answer

11. 809 * 8
Answer

12. 877 * 3
Answer

13. 177 * 2
Answer

14. 566 * 3
Answer

15. 654 * 5
Answer

16. 1649 * 5
Answer

17. 6773 * 3
Answer

18. 6119 * 4
Answer

19. 6111 * 2
Answer

20. 2481 * 5
Answer