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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 77 · 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 24 × 47 =
  2. 2.Digital root of 31971 =
  3. 3.Digital root of 57 × 14 =
  4. 4.Digital root of 88744 =
  5. 5.Digital root of 5386 =
  6. 6.Digital root of 50 × 26 =
  7. 7.Digital root of 63 × 24 =
  8. 8.Digital root of 20 × 73 =
  9. 9.Digital root of 77884 =
  10. 10.Digital root of 21832 =
  11. 11.Digital root of 18656 =
  12. 12.Digital root of 93111 =
  13. 13.Digital root of 19 × 75 =
  14. 14.Digital root of 73363 =
  15. 15.Digital root of 19498 =
  16. 16.Digital root of 64 × 22 =
  17. 17.Digital root of 16589 =
  18. 18.Digital root of 37 × 18 =
  19. 19.Digital root of 70 × 91 =
  20. 20.Digital root of 91 × 41 =
  21. 21.Digital root of 52228 =
  22. 22.Digital root of 35 × 98 =
  23. 23.Digital root of 12 × 43 =
  24. 24.Digital root of 14031 =
  25. 25.Digital root of 33803 =
  26. 26.Digital root of 12144 =
  27. 27.Digital root of 92 × 19 =
  28. 28.Digital root of 14929 =
  29. 29.Digital root of 40193 =
  30. 30.Digital root of 93164 =
  31. 31.Digital root of 55665 =
  32. 32.Digital root of 66 × 26 =
  33. 33.Digital root of 53977 =
  34. 34.Digital root of 42 × 67 =
  35. 35.Digital root of 66 × 35 =
  36. 36.Digital root of 55 × 45 =
  37. 37.Digital root of 17114 =
  38. 38.Digital root of 18773 =
  39. 39.Digital root of 24 × 75 =
  40. 40.Digital root of 37962 =

Answer key

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

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