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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 795 · 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 58067 =
  2. 2.Digital root of 97595 =
  3. 3.Digital root of 65 × 98 =
  4. 4.Digital root of 3227 =
  5. 5.Digital root of 57 × 38 =
  6. 6.Digital root of 80 × 47 =
  7. 7.Digital root of 66 × 18 =
  8. 8.Digital root of 79 × 47 =
  9. 9.Digital root of 95 × 38 =
  10. 10.Digital root of 86130 =
  11. 11.Digital root of 98 × 13 =
  12. 12.Digital root of 22 × 42 =
  13. 13.Digital root of 31 × 40 =
  14. 14.Digital root of 13371 =
  15. 15.Digital root of 13 × 98 =
  16. 16.Digital root of 49380 =
  17. 17.Digital root of 48555 =
  18. 18.Digital root of 28 × 60 =
  19. 19.Digital root of 93700 =
  20. 20.Digital root of 35886 =
  21. 21.Digital root of 58570 =
  22. 22.Digital root of 68157 =
  23. 23.Digital root of 93349 =
  24. 24.Digital root of 52 × 66 =
  25. 25.Digital root of 38022 =
  26. 26.Digital root of 84 × 24 =
  27. 27.Digital root of 31 × 93 =
  28. 28.Digital root of 42 × 38 =
  29. 29.Digital root of 33 × 62 =
  30. 30.Digital root of 46 × 73 =
  31. 31.Digital root of 41 × 97 =
  32. 32.Digital root of 26 × 32 =
  33. 33.Digital root of 75240 =
  34. 34.Digital root of 25564 =
  35. 35.Digital root of 44200 =
  36. 36.Digital root of 56136 =
  37. 37.Digital root of 46 × 26 =
  38. 38.Digital root of 95466 =
  39. 39.Digital root of 56511 =
  40. 40.Digital root of 8152 =

Answer key

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

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