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Digital Root Worksheet

Vedic maths trick 12: Digital roots — check any answer · Set 654 · 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 35 × 23 =
  2. 2.Digital root of 82 × 37 =
  3. 3.Digital root of 93183 =
  4. 4.Digital root of 77 × 70 =
  5. 5.Digital root of 24 × 46 =
  6. 6.Digital root of 14 × 26 =
  7. 7.Digital root of 79 × 51 =
  8. 8.Digital root of 76975 =
  9. 9.Digital root of 35776 =
  10. 10.Digital root of 43363 =
  11. 11.Digital root of 10124 =
  12. 12.Digital root of 29 × 51 =
  13. 13.Digital root of 74 × 80 =
  14. 14.Digital root of 12 × 73 =
  15. 15.Digital root of 58527 =
  16. 16.Digital root of 94 × 76 =
  17. 17.Digital root of 43883 =
  18. 18.Digital root of 74 × 97 =
  19. 19.Digital root of 25483 =
  20. 20.Digital root of 13093 =
  21. 21.Digital root of 37 × 92 =
  22. 22.Digital root of 75924 =
  23. 23.Digital root of 76808 =
  24. 24.Digital root of 68 × 52 =
  25. 25.Digital root of 55 × 15 =
  26. 26.Digital root of 56 × 29 =
  27. 27.Digital root of 76 × 95 =
  28. 28.Digital root of 99 × 94 =
  29. 29.Digital root of 9010 =
  30. 30.Digital root of 27 × 19 =
  31. 31.Digital root of 83473 =
  32. 32.Digital root of 59 × 65 =
  33. 33.Digital root of 48 × 20 =
  34. 34.Digital root of 10015 =
  35. 35.Digital root of 49441 =
  36. 36.Digital root of 37 × 95 =
  37. 37.Digital root of 96675 =
  38. 38.Digital root of 75 × 26 =
  39. 39.Digital root of 41627 =
  40. 40.Digital root of 43572 =

Answer key

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

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