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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 26 · 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 2408 =
  2. 2.Digital root of 64 × 74 =
  3. 3.Digital root of 29156 =
  4. 4.Digital root of 70797 =
  5. 5.Digital root of 72326 =
  6. 6.Digital root of 22 × 84 =
  7. 7.Digital root of 36074 =
  8. 8.Digital root of 98 × 84 =
  9. 9.Digital root of 11979 =
  10. 10.Digital root of 83 × 24 =
  11. 11.Digital root of 66849 =
  12. 12.Digital root of 25 × 52 =
  13. 13.Digital root of 83 × 15 =
  14. 14.Digital root of 58191 =
  15. 15.Digital root of 15 × 76 =
  16. 16.Digital root of 54 × 77 =
  17. 17.Digital root of 31217 =
  18. 18.Digital root of 50977 =
  19. 19.Digital root of 41928 =
  20. 20.Digital root of 27323 =
  21. 21.Digital root of 17 × 28 =
  22. 22.Digital root of 82 × 48 =
  23. 23.Digital root of 69191 =
  24. 24.Digital root of 74 × 56 =
  25. 25.Digital root of 4471 =
  26. 26.Digital root of 60818 =
  27. 27.Digital root of 4774 =
  28. 28.Digital root of 5351 =
  29. 29.Digital root of 25 × 85 =
  30. 30.Digital root of 21 × 30 =
  31. 31.Digital root of 48 × 83 =
  32. 32.Digital root of 86 × 46 =
  33. 33.Digital root of 36 × 45 =
  34. 34.Digital root of 99406 =
  35. 35.Digital root of 61676 =
  36. 36.Digital root of 95074 =
  37. 37.Digital root of 43 × 38 =
  38. 38.Digital root of 74550 =
  39. 39.Digital root of 63 × 53 =
  40. 40.Digital root of 18 × 19 =

Answer key

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

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