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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 978 · 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 77506 =
  2. 2.Digital root of 72696 =
  3. 3.Digital root of 35 × 31 =
  4. 4.Digital root of 15 × 56 =
  5. 5.Digital root of 14 × 73 =
  6. 6.Digital root of 66756 =
  7. 7.Digital root of 58 × 45 =
  8. 8.Digital root of 91833 =
  9. 9.Digital root of 1145 =
  10. 10.Digital root of 97 × 16 =
  11. 11.Digital root of 70328 =
  12. 12.Digital root of 48660 =
  13. 13.Digital root of 13963 =
  14. 14.Digital root of 13 × 76 =
  15. 15.Digital root of 38506 =
  16. 16.Digital root of 33 × 51 =
  17. 17.Digital root of 67044 =
  18. 18.Digital root of 65869 =
  19. 19.Digital root of 49112 =
  20. 20.Digital root of 18472 =
  21. 21.Digital root of 18 × 83 =
  22. 22.Digital root of 29 × 15 =
  23. 23.Digital root of 96 × 20 =
  24. 24.Digital root of 10937 =
  25. 25.Digital root of 26 × 17 =
  26. 26.Digital root of 23 × 47 =
  27. 27.Digital root of 29303 =
  28. 28.Digital root of 46 × 14 =
  29. 29.Digital root of 29013 =
  30. 30.Digital root of 19237 =
  31. 31.Digital root of 71 × 35 =
  32. 32.Digital root of 94 × 89 =
  33. 33.Digital root of 52025 =
  34. 34.Digital root of 43 × 22 =
  35. 35.Digital root of 19174 =
  36. 36.Digital root of 20 × 31 =
  37. 37.Digital root of 64511 =
  38. 38.Digital root of 87 × 72 =
  39. 39.Digital root of 18242 =
  40. 40.Digital root of 16 × 29 =

Answer key

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

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