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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 36 · 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 50901 =
  2. 2.Digital root of 58 × 72 =
  3. 3.Digital root of 71 × 36 =
  4. 4.Digital root of 26 × 77 =
  5. 5.Digital root of 90 × 84 =
  6. 6.Digital root of 95 × 64 =
  7. 7.Digital root of 14 × 32 =
  8. 8.Digital root of 57 × 69 =
  9. 9.Digital root of 27111 =
  10. 10.Digital root of 67977 =
  11. 11.Digital root of 85945 =
  12. 12.Digital root of 47 × 64 =
  13. 13.Digital root of 12 × 26 =
  14. 14.Digital root of 7710 =
  15. 15.Digital root of 70 × 95 =
  16. 16.Digital root of 40 × 52 =
  17. 17.Digital root of 45 × 27 =
  18. 18.Digital root of 79450 =
  19. 19.Digital root of 22 × 35 =
  20. 20.Digital root of 31 × 72 =
  21. 21.Digital root of 89 × 16 =
  22. 22.Digital root of 7945 =
  23. 23.Digital root of 18420 =
  24. 24.Digital root of 3176 =
  25. 25.Digital root of 76 × 15 =
  26. 26.Digital root of 85 × 37 =
  27. 27.Digital root of 40512 =
  28. 28.Digital root of 87 × 13 =
  29. 29.Digital root of 44 × 91 =
  30. 30.Digital root of 91 × 29 =
  31. 31.Digital root of 43114 =
  32. 32.Digital root of 96936 =
  33. 33.Digital root of 49 × 59 =
  34. 34.Digital root of 82 × 55 =
  35. 35.Digital root of 72 × 25 =
  36. 36.Digital root of 81 × 22 =
  37. 37.Digital root of 22 × 83 =
  38. 38.Digital root of 23499 =
  39. 39.Digital root of 66615 =
  40. 40.Digital root of 44945 =

Answer key

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

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