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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 718 · 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 33 × 40 =
  2. 2.Digital root of 2906 =
  3. 3.Digital root of 92 × 24 =
  4. 4.Digital root of 64643 =
  5. 5.Digital root of 78369 =
  6. 6.Digital root of 94 × 65 =
  7. 7.Digital root of 51 × 24 =
  8. 8.Digital root of 89 × 27 =
  9. 9.Digital root of 20986 =
  10. 10.Digital root of 79 × 89 =
  11. 11.Digital root of 14875 =
  12. 12.Digital root of 38 × 37 =
  13. 13.Digital root of 31 × 42 =
  14. 14.Digital root of 87961 =
  15. 15.Digital root of 46563 =
  16. 16.Digital root of 24188 =
  17. 17.Digital root of 56 × 59 =
  18. 18.Digital root of 20872 =
  19. 19.Digital root of 9019 =
  20. 20.Digital root of 95 × 16 =
  21. 21.Digital root of 76801 =
  22. 22.Digital root of 38643 =
  23. 23.Digital root of 83439 =
  24. 24.Digital root of 27 × 63 =
  25. 25.Digital root of 58166 =
  26. 26.Digital root of 72 × 97 =
  27. 27.Digital root of 24 × 23 =
  28. 28.Digital root of 22 × 76 =
  29. 29.Digital root of 42849 =
  30. 30.Digital root of 39 × 33 =
  31. 31.Digital root of 24837 =
  32. 32.Digital root of 49866 =
  33. 33.Digital root of 34077 =
  34. 34.Digital root of 67 × 49 =
  35. 35.Digital root of 18 × 12 =
  36. 36.Digital root of 2850 =
  37. 37.Digital root of 11219 =
  38. 38.Digital root of 93372 =
  39. 39.Digital root of 32620 =
  40. 40.Digital root of 63 × 62 =

Answer key

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

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