← Digital roots — check any answer lesson New set →

Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 489 · 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 53297 =
  2. 2.Digital root of 68 × 70 =
  3. 3.Digital root of 63 × 73 =
  4. 4.Digital root of 69 × 25 =
  5. 5.Digital root of 12174 =
  6. 6.Digital root of 63 × 54 =
  7. 7.Digital root of 91412 =
  8. 8.Digital root of 23 × 50 =
  9. 9.Digital root of 33 × 30 =
  10. 10.Digital root of 13 × 74 =
  11. 11.Digital root of 73633 =
  12. 12.Digital root of 75171 =
  13. 13.Digital root of 77052 =
  14. 14.Digital root of 80247 =
  15. 15.Digital root of 67174 =
  16. 16.Digital root of 99 × 14 =
  17. 17.Digital root of 83362 =
  18. 18.Digital root of 21 × 55 =
  19. 19.Digital root of 56 × 47 =
  20. 20.Digital root of 92 × 27 =
  21. 21.Digital root of 45 × 80 =
  22. 22.Digital root of 83160 =
  23. 23.Digital root of 58694 =
  24. 24.Digital root of 34 × 80 =
  25. 25.Digital root of 66004 =
  26. 26.Digital root of 6913 =
  27. 27.Digital root of 4085 =
  28. 28.Digital root of 15 × 31 =
  29. 29.Digital root of 87 × 29 =
  30. 30.Digital root of 19126 =
  31. 31.Digital root of 312 =
  32. 32.Digital root of 25 × 57 =
  33. 33.Digital root of 57 × 51 =
  34. 34.Digital root of 30791 =
  35. 35.Digital root of 23 × 84 =
  36. 36.Digital root of 47123 =
  37. 37.Digital root of 11802 =
  38. 38.Digital root of 67 × 98 =
  39. 39.Digital root of 87 × 32 =
  40. 40.Digital root of 89 × 16 =

Answer key

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

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