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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 982 · 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 52635 =
  2. 2.Digital root of 91 × 83 =
  3. 3.Digital root of 56429 =
  4. 4.Digital root of 56 × 31 =
  5. 5.Digital root of 56548 =
  6. 6.Digital root of 71204 =
  7. 7.Digital root of 73812 =
  8. 8.Digital root of 32 × 98 =
  9. 9.Digital root of 25 × 59 =
  10. 10.Digital root of 80 × 79 =
  11. 11.Digital root of 37322 =
  12. 12.Digital root of 55 × 47 =
  13. 13.Digital root of 45986 =
  14. 14.Digital root of 15336 =
  15. 15.Digital root of 7149 =
  16. 16.Digital root of 81082 =
  17. 17.Digital root of 25207 =
  18. 18.Digital root of 15 × 82 =
  19. 19.Digital root of 14118 =
  20. 20.Digital root of 78 × 92 =
  21. 21.Digital root of 5018 =
  22. 22.Digital root of 24 × 76 =
  23. 23.Digital root of 88 × 41 =
  24. 24.Digital root of 29359 =
  25. 25.Digital root of 65 × 58 =
  26. 26.Digital root of 72 × 23 =
  27. 27.Digital root of 12 × 24 =
  28. 28.Digital root of 65 × 92 =
  29. 29.Digital root of 40754 =
  30. 30.Digital root of 47423 =
  31. 31.Digital root of 241 =
  32. 32.Digital root of 16916 =
  33. 33.Digital root of 96269 =
  34. 34.Digital root of 16026 =
  35. 35.Digital root of 49109 =
  36. 36.Digital root of 58517 =
  37. 37.Digital root of 25 × 42 =
  38. 38.Digital root of 93450 =
  39. 39.Digital root of 21 × 42 =
  40. 40.Digital root of 78815 =

Answer key

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

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