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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 342 · 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 26740 =
  2. 2.Digital root of 65005 =
  3. 3.Digital root of 12782 =
  4. 4.Digital root of 80 × 28 =
  5. 5.Digital root of 70356 =
  6. 6.Digital root of 41 × 21 =
  7. 7.Digital root of 75825 =
  8. 8.Digital root of 50270 =
  9. 9.Digital root of 50 × 81 =
  10. 10.Digital root of 53 × 78 =
  11. 11.Digital root of 10347 =
  12. 12.Digital root of 44735 =
  13. 13.Digital root of 75 × 55 =
  14. 14.Digital root of 30 × 28 =
  15. 15.Digital root of 31591 =
  16. 16.Digital root of 67483 =
  17. 17.Digital root of 23 × 14 =
  18. 18.Digital root of 79 × 65 =
  19. 19.Digital root of 17353 =
  20. 20.Digital root of 31 × 85 =
  21. 21.Digital root of 16583 =
  22. 22.Digital root of 75 × 90 =
  23. 23.Digital root of 57017 =
  24. 24.Digital root of 12141 =
  25. 25.Digital root of 42 × 95 =
  26. 26.Digital root of 96 × 15 =
  27. 27.Digital root of 7575 =
  28. 28.Digital root of 42 × 66 =
  29. 29.Digital root of 71125 =
  30. 30.Digital root of 93 × 75 =
  31. 31.Digital root of 54503 =
  32. 32.Digital root of 55014 =
  33. 33.Digital root of 55750 =
  34. 34.Digital root of 27725 =
  35. 35.Digital root of 78 × 56 =
  36. 36.Digital root of 75 × 28 =
  37. 37.Digital root of 19110 =
  38. 38.Digital root of 71 × 44 =
  39. 39.Digital root of 15452 =
  40. 40.Digital root of 14762 =

Answer key

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

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