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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 805 · 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 88218 =
  2. 2.Digital root of 17450 =
  3. 3.Digital root of 16 × 17 =
  4. 4.Digital root of 40967 =
  5. 5.Digital root of 69293 =
  6. 6.Digital root of 40055 =
  7. 7.Digital root of 23321 =
  8. 8.Digital root of 82 × 27 =
  9. 9.Digital root of 11991 =
  10. 10.Digital root of 27670 =
  11. 11.Digital root of 77 × 90 =
  12. 12.Digital root of 98 × 34 =
  13. 13.Digital root of 78611 =
  14. 14.Digital root of 14 × 78 =
  15. 15.Digital root of 25 × 61 =
  16. 16.Digital root of 17732 =
  17. 17.Digital root of 33 × 17 =
  18. 18.Digital root of 57305 =
  19. 19.Digital root of 99724 =
  20. 20.Digital root of 84 × 22 =
  21. 21.Digital root of 39787 =
  22. 22.Digital root of 71 × 53 =
  23. 23.Digital root of 97 × 64 =
  24. 24.Digital root of 30 × 13 =
  25. 25.Digital root of 85941 =
  26. 26.Digital root of 26887 =
  27. 27.Digital root of 72 × 89 =
  28. 28.Digital root of 3061 =
  29. 29.Digital root of 11362 =
  30. 30.Digital root of 85 × 68 =
  31. 31.Digital root of 83 × 91 =
  32. 32.Digital root of 43246 =
  33. 33.Digital root of 11840 =
  34. 34.Digital root of 47802 =
  35. 35.Digital root of 25 × 22 =
  36. 36.Digital root of 51618 =
  37. 37.Digital root of 558 =
  38. 38.Digital root of 197 =
  39. 39.Digital root of 34338 =
  40. 40.Digital root of 39 × 77 =

Answer key

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

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