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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 50 · 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 12 × 26 =
  2. 2.Digital root of 30237 =
  3. 3.Digital root of 23573 =
  4. 4.Digital root of 40889 =
  5. 5.Digital root of 98477 =
  6. 6.Digital root of 21 × 54 =
  7. 7.Digital root of 536 =
  8. 8.Digital root of 90 × 79 =
  9. 9.Digital root of 17836 =
  10. 10.Digital root of 33677 =
  11. 11.Digital root of 23 × 58 =
  12. 12.Digital root of 48 × 21 =
  13. 13.Digital root of 2093 =
  14. 14.Digital root of 54 × 96 =
  15. 15.Digital root of 25 × 94 =
  16. 16.Digital root of 57131 =
  17. 17.Digital root of 81 × 53 =
  18. 18.Digital root of 13 × 59 =
  19. 19.Digital root of 67 × 45 =
  20. 20.Digital root of 81828 =
  21. 21.Digital root of 98 × 18 =
  22. 22.Digital root of 76 × 22 =
  23. 23.Digital root of 80802 =
  24. 24.Digital root of 98 × 12 =
  25. 25.Digital root of 83422 =
  26. 26.Digital root of 54 × 77 =
  27. 27.Digital root of 27859 =
  28. 28.Digital root of 56 × 54 =
  29. 29.Digital root of 6683 =
  30. 30.Digital root of 76676 =
  31. 31.Digital root of 81 × 90 =
  32. 32.Digital root of 88 × 84 =
  33. 33.Digital root of 41 × 95 =
  34. 34.Digital root of 38 × 64 =
  35. 35.Digital root of 27 × 99 =
  36. 36.Digital root of 23070 =
  37. 37.Digital root of 30 × 46 =
  38. 38.Digital root of 81 × 13 =
  39. 39.Digital root of 60289 =
  40. 40.Digital root of 68342 =

Answer key

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

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