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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 46 · 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 97998 =
  2. 2.Digital root of 87195 =
  3. 3.Digital root of 83 × 64 =
  4. 4.Digital root of 69 × 25 =
  5. 5.Digital root of 17006 =
  6. 6.Digital root of 69409 =
  7. 7.Digital root of 14882 =
  8. 8.Digital root of 17 × 12 =
  9. 9.Digital root of 54226 =
  10. 10.Digital root of 49 × 25 =
  11. 11.Digital root of 13273 =
  12. 12.Digital root of 29629 =
  13. 13.Digital root of 6692 =
  14. 14.Digital root of 20804 =
  15. 15.Digital root of 77521 =
  16. 16.Digital root of 11973 =
  17. 17.Digital root of 44216 =
  18. 18.Digital root of 85 × 76 =
  19. 19.Digital root of 95 × 99 =
  20. 20.Digital root of 94104 =
  21. 21.Digital root of 38175 =
  22. 22.Digital root of 77693 =
  23. 23.Digital root of 34491 =
  24. 24.Digital root of 7420 =
  25. 25.Digital root of 23 × 17 =
  26. 26.Digital root of 41370 =
  27. 27.Digital root of 99522 =
  28. 28.Digital root of 82008 =
  29. 29.Digital root of 46136 =
  30. 30.Digital root of 95 × 69 =
  31. 31.Digital root of 36125 =
  32. 32.Digital root of 21372 =
  33. 33.Digital root of 21 × 38 =
  34. 34.Digital root of 19603 =
  35. 35.Digital root of 58841 =
  36. 36.Digital root of 12 × 38 =
  37. 37.Digital root of 18 × 61 =
  38. 38.Digital root of 6031 =
  39. 39.Digital root of 98461 =
  40. 40.Digital root of 21 × 79 =

Answer key

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

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