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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 792 · 40 sums
TalentJR

The trick (Gunita Samuccayah): Add the digits of a number; keep adding until one digit is left (a total of 9 stays 9). For a product, multiply the digital roots of the two numbers and take the digital root of that. If your answer’s digital root is different, the answer is wrong.

NameDateTime takenScore ___ / 40
  1. 1.Digital root of 97055 =
  2. 2.Digital root of 27220 =
  3. 3.Digital root of 90424 =
  4. 4.Digital root of 73 × 92 =
  5. 5.Digital root of 25552 =
  6. 6.Digital root of 26564 =
  7. 7.Digital root of 95277 =
  8. 8.Digital root of 37045 =
  9. 9.Digital root of 14442 =
  10. 10.Digital root of 80 × 29 =
  11. 11.Digital root of 37465 =
  12. 12.Digital root of 14 × 24 =
  13. 13.Digital root of 71 × 58 =
  14. 14.Digital root of 56 × 12 =
  15. 15.Digital root of 63754 =
  16. 16.Digital root of 20950 =
  17. 17.Digital root of 72485 =
  18. 18.Digital root of 35 × 33 =
  19. 19.Digital root of 91156 =
  20. 20.Digital root of 48 × 48 =
  21. 21.Digital root of 46 × 43 =
  22. 22.Digital root of 20 × 80 =
  23. 23.Digital root of 21 × 51 =
  24. 24.Digital root of 18 × 57 =
  25. 25.Digital root of 30607 =
  26. 26.Digital root of 16 × 49 =
  27. 27.Digital root of 88 × 65 =
  28. 28.Digital root of 73 × 66 =
  29. 29.Digital root of 20043 =
  30. 30.Digital root of 43 × 39 =
  31. 31.Digital root of 3879 =
  32. 32.Digital root of 49 × 56 =
  33. 33.Digital root of 53275 =
  34. 34.Digital root of 61 × 70 =
  35. 35.Digital root of 5185 =
  36. 36.Digital root of 95 × 37 =
  37. 37.Digital root of 136 =
  38. 38.Digital root of 23 × 61 =
  39. 39.Digital root of 73913 =
  40. 40.Digital root of 2802 =

Answer key

  1. 8
  2. 4
  3. 1
  4. 2
  5. 1
  6. 5
  7. 3
  8. 1
  9. 6
  10. 7
  11. 7
  12. 3
  13. 5
  14. 6
  15. 7
  16. 7
  17. 8
  18. 3
  19. 4
  20. 9
  21. 7
  22. 7
  23. 9
  24. 9
  25. 7
  26. 1
  27. 5
  28. 3
  29. 9
  30. 3
  31. 9
  32. 8
  33. 4
  34. 4
  35. 1
  36. 5
  37. 1
  38. 8
  39. 5
  40. 3

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