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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 371 · 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 42 × 73 =
  2. 2.Digital root of 49514 =
  3. 3.Digital root of 18 × 60 =
  4. 4.Digital root of 44265 =
  5. 5.Digital root of 95513 =
  6. 6.Digital root of 32458 =
  7. 7.Digital root of 58252 =
  8. 8.Digital root of 45787 =
  9. 9.Digital root of 70842 =
  10. 10.Digital root of 89 × 69 =
  11. 11.Digital root of 71740 =
  12. 12.Digital root of 71 × 50 =
  13. 13.Digital root of 26928 =
  14. 14.Digital root of 11368 =
  15. 15.Digital root of 31 × 38 =
  16. 16.Digital root of 71329 =
  17. 17.Digital root of 47858 =
  18. 18.Digital root of 6276 =
  19. 19.Digital root of 24461 =
  20. 20.Digital root of 38220 =
  21. 21.Digital root of 16 × 38 =
  22. 22.Digital root of 55681 =
  23. 23.Digital root of 70 × 40 =
  24. 24.Digital root of 74047 =
  25. 25.Digital root of 42734 =
  26. 26.Digital root of 56814 =
  27. 27.Digital root of 13357 =
  28. 28.Digital root of 71923 =
  29. 29.Digital root of 24 × 33 =
  30. 30.Digital root of 12 × 85 =
  31. 31.Digital root of 23021 =
  32. 32.Digital root of 59203 =
  33. 33.Digital root of 14619 =
  34. 34.Digital root of 23 × 76 =
  35. 35.Digital root of 19 × 99 =
  36. 36.Digital root of 40196 =
  37. 37.Digital root of 20609 =
  38. 38.Digital root of 47 × 69 =
  39. 39.Digital root of 21654 =
  40. 40.Digital root of 40 × 27 =

Answer key

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

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