← Digital roots — check any answer lesson New set →

Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 531 · 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 70721 =
  2. 2.Digital root of 21201 =
  3. 3.Digital root of 90607 =
  4. 4.Digital root of 3909 =
  5. 5.Digital root of 42 × 29 =
  6. 6.Digital root of 68 × 40 =
  7. 7.Digital root of 70 × 59 =
  8. 8.Digital root of 10625 =
  9. 9.Digital root of 92 × 42 =
  10. 10.Digital root of 50 × 66 =
  11. 11.Digital root of 40 × 52 =
  12. 12.Digital root of 35240 =
  13. 13.Digital root of 76731 =
  14. 14.Digital root of 24 × 75 =
  15. 15.Digital root of 33 × 38 =
  16. 16.Digital root of 80533 =
  17. 17.Digital root of 72319 =
  18. 18.Digital root of 30 × 18 =
  19. 19.Digital root of 32 × 38 =
  20. 20.Digital root of 54157 =
  21. 21.Digital root of 63 × 20 =
  22. 22.Digital root of 89 × 17 =
  23. 23.Digital root of 31 × 58 =
  24. 24.Digital root of 76 × 53 =
  25. 25.Digital root of 77925 =
  26. 26.Digital root of 53 × 69 =
  27. 27.Digital root of 95 × 94 =
  28. 28.Digital root of 31 × 66 =
  29. 29.Digital root of 4344 =
  30. 30.Digital root of 98 × 65 =
  31. 31.Digital root of 17581 =
  32. 32.Digital root of 5103 =
  33. 33.Digital root of 59 × 25 =
  34. 34.Digital root of 52115 =
  35. 35.Digital root of 83199 =
  36. 36.Digital root of 23828 =
  37. 37.Digital root of 3357 =
  38. 38.Digital root of 99653 =
  39. 39.Digital root of 52885 =
  40. 40.Digital root of 41728 =

Answer key

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

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