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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 919 · 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 1444 =
  2. 2.Digital root of 58 × 95 =
  3. 3.Digital root of 91904 =
  4. 4.Digital root of 28320 =
  5. 5.Digital root of 33067 =
  6. 6.Digital root of 35306 =
  7. 7.Digital root of 96 × 65 =
  8. 8.Digital root of 11390 =
  9. 9.Digital root of 85 × 12 =
  10. 10.Digital root of 47276 =
  11. 11.Digital root of 28302 =
  12. 12.Digital root of 50654 =
  13. 13.Digital root of 75 × 54 =
  14. 14.Digital root of 85759 =
  15. 15.Digital root of 58 × 36 =
  16. 16.Digital root of 65 × 83 =
  17. 17.Digital root of 87 × 81 =
  18. 18.Digital root of 70852 =
  19. 19.Digital root of 67 × 22 =
  20. 20.Digital root of 35 × 54 =
  21. 21.Digital root of 51799 =
  22. 22.Digital root of 51 × 96 =
  23. 23.Digital root of 30964 =
  24. 24.Digital root of 27563 =
  25. 25.Digital root of 93011 =
  26. 26.Digital root of 37528 =
  27. 27.Digital root of 46000 =
  28. 28.Digital root of 63806 =
  29. 29.Digital root of 95 × 77 =
  30. 30.Digital root of 58 × 38 =
  31. 31.Digital root of 42620 =
  32. 32.Digital root of 71 × 42 =
  33. 33.Digital root of 1357 =
  34. 34.Digital root of 87401 =
  35. 35.Digital root of 74172 =
  36. 36.Digital root of 50 × 47 =
  37. 37.Digital root of 52 × 41 =
  38. 38.Digital root of 76 × 71 =
  39. 39.Digital root of 55498 =
  40. 40.Digital root of 74135 =

Answer key

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

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