← Digital roots — check any answer lesson New set →

Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 605 · 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 18075 =
  2. 2.Digital root of 32 × 26 =
  3. 3.Digital root of 64 × 21 =
  4. 4.Digital root of 36 × 52 =
  5. 5.Digital root of 33813 =
  6. 6.Digital root of 55834 =
  7. 7.Digital root of 42221 =
  8. 8.Digital root of 99046 =
  9. 9.Digital root of 15 × 41 =
  10. 10.Digital root of 14 × 60 =
  11. 11.Digital root of 52813 =
  12. 12.Digital root of 77129 =
  13. 13.Digital root of 89551 =
  14. 14.Digital root of 28290 =
  15. 15.Digital root of 18 × 31 =
  16. 16.Digital root of 69 × 76 =
  17. 17.Digital root of 86 × 92 =
  18. 18.Digital root of 85 × 57 =
  19. 19.Digital root of 66989 =
  20. 20.Digital root of 40749 =
  21. 21.Digital root of 21 × 87 =
  22. 22.Digital root of 92 × 91 =
  23. 23.Digital root of 90185 =
  24. 24.Digital root of 39085 =
  25. 25.Digital root of 68 × 97 =
  26. 26.Digital root of 65 × 42 =
  27. 27.Digital root of 91 × 28 =
  28. 28.Digital root of 38 × 98 =
  29. 29.Digital root of 64153 =
  30. 30.Digital root of 19 × 20 =
  31. 31.Digital root of 20040 =
  32. 32.Digital root of 62 × 17 =
  33. 33.Digital root of 31882 =
  34. 34.Digital root of 35 × 42 =
  35. 35.Digital root of 5267 =
  36. 36.Digital root of 52 × 43 =
  37. 37.Digital root of 77 × 51 =
  38. 38.Digital root of 64 × 37 =
  39. 39.Digital root of 41 × 15 =
  40. 40.Digital root of 80999 =

Answer key

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

Free vedic maths lessons, practice and worksheets at talentjr.in/vedic-maths