← Digital roots — check any answer lesson New set →

Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 722 · 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 77 × 68 =
  2. 2.Digital root of 32 × 17 =
  3. 3.Digital root of 41948 =
  4. 4.Digital root of 61 × 32 =
  5. 5.Digital root of 20864 =
  6. 6.Digital root of 23442 =
  7. 7.Digital root of 29943 =
  8. 8.Digital root of 38 × 31 =
  9. 9.Digital root of 71063 =
  10. 10.Digital root of 76 × 33 =
  11. 11.Digital root of 23066 =
  12. 12.Digital root of 66179 =
  13. 13.Digital root of 96 × 99 =
  14. 14.Digital root of 38475 =
  15. 15.Digital root of 43920 =
  16. 16.Digital root of 66810 =
  17. 17.Digital root of 72 × 28 =
  18. 18.Digital root of 33 × 18 =
  19. 19.Digital root of 21270 =
  20. 20.Digital root of 92793 =
  21. 21.Digital root of 66717 =
  22. 22.Digital root of 25 × 68 =
  23. 23.Digital root of 79500 =
  24. 24.Digital root of 43 × 26 =
  25. 25.Digital root of 15 × 31 =
  26. 26.Digital root of 56776 =
  27. 27.Digital root of 61702 =
  28. 28.Digital root of 61 × 43 =
  29. 29.Digital root of 54 × 96 =
  30. 30.Digital root of 37 × 73 =
  31. 31.Digital root of 85996 =
  32. 32.Digital root of 47 × 62 =
  33. 33.Digital root of 27 × 83 =
  34. 34.Digital root of 62 × 30 =
  35. 35.Digital root of 90 × 93 =
  36. 36.Digital root of 68 × 91 =
  37. 37.Digital root of 23 × 71 =
  38. 38.Digital root of 82618 =
  39. 39.Digital root of 45432 =
  40. 40.Digital root of 26 × 32 =

Answer key

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

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