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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 854 · 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 64392 =
  2. 2.Digital root of 77241 =
  3. 3.Digital root of 69 × 29 =
  4. 4.Digital root of 13244 =
  5. 5.Digital root of 28 × 25 =
  6. 6.Digital root of 24139 =
  7. 7.Digital root of 6228 =
  8. 8.Digital root of 91 × 35 =
  9. 9.Digital root of 74 × 69 =
  10. 10.Digital root of 55127 =
  11. 11.Digital root of 4741 =
  12. 12.Digital root of 69178 =
  13. 13.Digital root of 50 × 36 =
  14. 14.Digital root of 59869 =
  15. 15.Digital root of 92 × 57 =
  16. 16.Digital root of 99741 =
  17. 17.Digital root of 6278 =
  18. 18.Digital root of 47850 =
  19. 19.Digital root of 12 × 62 =
  20. 20.Digital root of 63 × 35 =
  21. 21.Digital root of 26 × 45 =
  22. 22.Digital root of 70 × 31 =
  23. 23.Digital root of 59 × 60 =
  24. 24.Digital root of 28023 =
  25. 25.Digital root of 32 × 78 =
  26. 26.Digital root of 93 × 13 =
  27. 27.Digital root of 39340 =
  28. 28.Digital root of 63935 =
  29. 29.Digital root of 68040 =
  30. 30.Digital root of 59179 =
  31. 31.Digital root of 75026 =
  32. 32.Digital root of 68743 =
  33. 33.Digital root of 69122 =
  34. 34.Digital root of 3080 =
  35. 35.Digital root of 14858 =
  36. 36.Digital root of 93 × 20 =
  37. 37.Digital root of 25 × 69 =
  38. 38.Digital root of 45 × 87 =
  39. 39.Digital root of 64595 =
  40. 40.Digital root of 15385 =

Answer key

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

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