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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 680 · 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 14486 =
  2. 2.Digital root of 56 × 53 =
  3. 3.Digital root of 3048 =
  4. 4.Digital root of 35049 =
  5. 5.Digital root of 64086 =
  6. 6.Digital root of 27 × 82 =
  7. 7.Digital root of 58589 =
  8. 8.Digital root of 79735 =
  9. 9.Digital root of 45 × 55 =
  10. 10.Digital root of 83 × 87 =
  11. 11.Digital root of 28890 =
  12. 12.Digital root of 72 × 63 =
  13. 13.Digital root of 21980 =
  14. 14.Digital root of 47 × 39 =
  15. 15.Digital root of 28922 =
  16. 16.Digital root of 25979 =
  17. 17.Digital root of 49 × 87 =
  18. 18.Digital root of 64 × 49 =
  19. 19.Digital root of 38368 =
  20. 20.Digital root of 33955 =
  21. 21.Digital root of 32393 =
  22. 22.Digital root of 40 × 41 =
  23. 23.Digital root of 94 × 91 =
  24. 24.Digital root of 87578 =
  25. 25.Digital root of 19675 =
  26. 26.Digital root of 33 × 34 =
  27. 27.Digital root of 1800 =
  28. 28.Digital root of 35 × 97 =
  29. 29.Digital root of 42013 =
  30. 30.Digital root of 37888 =
  31. 31.Digital root of 66 × 55 =
  32. 32.Digital root of 17163 =
  33. 33.Digital root of 91 × 40 =
  34. 34.Digital root of 59868 =
  35. 35.Digital root of 22 × 45 =
  36. 36.Digital root of 34 × 21 =
  37. 37.Digital root of 17 × 42 =
  38. 38.Digital root of 4474 =
  39. 39.Digital root of 12 × 73 =
  40. 40.Digital root of 36769 =

Answer key

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

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