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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 676 · 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 32515 =
  2. 2.Digital root of 815 =
  3. 3.Digital root of 35469 =
  4. 4.Digital root of 75852 =
  5. 5.Digital root of 85 × 89 =
  6. 6.Digital root of 68987 =
  7. 7.Digital root of 29 × 74 =
  8. 8.Digital root of 22699 =
  9. 9.Digital root of 93036 =
  10. 10.Digital root of 80 × 94 =
  11. 11.Digital root of 1922 =
  12. 12.Digital root of 62365 =
  13. 13.Digital root of 87 × 96 =
  14. 14.Digital root of 55 × 95 =
  15. 15.Digital root of 26975 =
  16. 16.Digital root of 44494 =
  17. 17.Digital root of 74 × 85 =
  18. 18.Digital root of 99 × 30 =
  19. 19.Digital root of 91 × 12 =
  20. 20.Digital root of 82 × 85 =
  21. 21.Digital root of 20112 =
  22. 22.Digital root of 31152 =
  23. 23.Digital root of 15 × 24 =
  24. 24.Digital root of 3464 =
  25. 25.Digital root of 12730 =
  26. 26.Digital root of 30 × 32 =
  27. 27.Digital root of 13438 =
  28. 28.Digital root of 90 × 30 =
  29. 29.Digital root of 29287 =
  30. 30.Digital root of 62355 =
  31. 31.Digital root of 72506 =
  32. 32.Digital root of 86 × 88 =
  33. 33.Digital root of 52660 =
  34. 34.Digital root of 83 × 83 =
  35. 35.Digital root of 81 × 71 =
  36. 36.Digital root of 13186 =
  37. 37.Digital root of 78 × 84 =
  38. 38.Digital root of 29162 =
  39. 39.Digital root of 82 × 27 =
  40. 40.Digital root of 65576 =

Answer key

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

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