Mental arithmetic level 5_24 on Day:.........Month:..........Year:...........

Total Core =

1. 707 + 690 - 106 + 566
Answer

2. 802 + 258 + 261 - 717
Answer

3. 199 + 884 - 516 + 347
Answer

4. 563 + 919 + 798 - 559
Answer

5. 170 + 643 + 131 - 187
Answer

6. 954 + 647 + 742 - 390
Answer

7. 317 - 251 + 838 - 225
Answer

8. 643 + 361 - 633 + 470
Answer

9. 227 - 222 + 230 - 232
Answer

10. 891 - 738 + 952 + 450
Answer

11. 58 * 58
Answer

12. 84 * 42
Answer

13. 10 * 10
Answer

14. 57 * 50
Answer

15. 34 * 90
Answer

16. 78 * 37
Answer

17. 16 * 37
Answer

18. 94 * 47
Answer

19. 45 * 67
Answer

20. 59 * 49
Answer