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Divisibility Rules of 4 and 8 Worksheet

Maths tricks trick 21: Divisible by 4 or 8? · Set 505 · 40 questions
TalentJR

The trick (Odd or even): For 4: even tens digit → the ones digit must be 0, 4 or 8. Odd tens digit → the ones digit must be 2 or 6. For 8: even hundreds digit → the last two digits must be in the 8 table. Odd hundreds digit → the last two digits plus 4 must be in the 8 table (5136: 36 + 4 = 40 ✓).

NameDateTime takenScore ___ / 40
  1. 1.Is 3972 divisible by 4? (a) Yes (b) No
  2. 2.Is 2460 divisible by 4? (a) Yes (b) No
  3. 3.Is 6774 divisible by 4? (a) Yes (b) No
  4. 4.Is 4144 divisible by 8? (a) No (b) Yes
  5. 5.Is 1276 divisible by 4? (a) No (b) Yes
  6. 6.Is 6550 divisible by 4? (a) No (b) Yes
  7. 7.Is 1092 divisible by 8? (a) No (b) Yes
  8. 8.Is 432 divisible by 8? (a) No (b) Yes
  9. 9.Is 6334 divisible by 4? (a) Yes (b) No
  10. 10.Is 4728 divisible by 8? (a) No (b) Yes
  11. 11.Is 5012 divisible by 4? (a) Yes (b) No
  12. 12.Is 7948 divisible by 8? (a) No (b) Yes
  13. 13.Is 4740 divisible by 4? (a) Yes (b) No
  14. 14.Is 836 divisible by 4? (a) Yes (b) No
  15. 15.Is 8064 divisible by 8? (a) No (b) Yes
  16. 16.Is 3852 divisible by 8? (a) Yes (b) No
  17. 17.Is 902 divisible by 4? (a) Yes (b) No
  18. 18.Is 8504 divisible by 4? (a) Yes (b) No
  19. 19.Is 7788 divisible by 4? (a) No (b) Yes
  20. 20.Is 5048 divisible by 4? (a) No (b) Yes
  21. 21.Is 9212 divisible by 8? (a) No (b) Yes
  22. 22.Is 2312 divisible by 4? (a) No (b) Yes
  23. 23.Is 5064 divisible by 4? (a) Yes (b) No
  24. 24.Is 8164 divisible by 8? (a) Yes (b) No
  25. 25.Is 5158 divisible by 4? (a) No (b) Yes
  26. 26.Is 7704 divisible by 8? (a) Yes (b) No
  27. 27.Is 8516 divisible by 8? (a) No (b) Yes
  28. 28.Is 4904 divisible by 8? (a) No (b) Yes
  29. 29.Is 632 divisible by 4? (a) No (b) Yes
  30. 30.Is 1542 divisible by 4? (a) No (b) Yes
  31. 31.Is 3796 divisible by 4? (a) Yes (b) No
  32. 32.Is 4012 divisible by 8? (a) No (b) Yes
  33. 33.Is 984 divisible by 8? (a) Yes (b) No
  34. 34.Is 4396 divisible by 4? (a) Yes (b) No
  35. 35.Is 7680 divisible by 8? (a) Yes (b) No
  36. 36.Is 7144 divisible by 4? (a) No (b) Yes
  37. 37.Is 7146 divisible by 4? (a) No (b) Yes
  38. 38.Is 2044 divisible by 8? (a) Yes (b) No
  39. 39.Is 4392 divisible by 4? (a) No (b) Yes
  40. 40.Is 8568 divisible by 8? (a) Yes (b) No

Answer key

  1. Yes
  2. Yes
  3. No
  4. Yes
  5. Yes
  6. No
  7. No
  8. Yes
  9. No
  10. Yes
  11. Yes
  12. No
  13. Yes
  14. Yes
  15. Yes
  16. No
  17. No
  18. Yes
  19. Yes
  20. Yes
  21. No
  22. Yes
  23. Yes
  24. No
  25. No
  26. Yes
  27. No
  28. Yes
  29. Yes
  30. No
  31. Yes
  32. No
  33. Yes
  34. Yes
  35. Yes
  36. Yes
  37. No
  38. No
  39. Yes
  40. Yes

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