← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 217 · 40 sums
TalentJR

The trick (Sankalana-Vyavakalanabhyam): Take the smaller number away from the bigger one, as many times as it goes. Now use the smaller number and what is left. Repeat until nothing is left: the last number before 0 is the HCF.

NameDateTime takenScore ___ / 40
  1. 1.HCF of 100 and 220 =
  2. 2.HCF of 95 and 57 =
  3. 3.HCF of 299 and 460 =
  4. 4.HCF of 88 and 154 =
  5. 5.HCF of 96 and 264 =
  6. 6.HCF of 66 and 55 =
  7. 7.HCF of 357 and 210 =
  8. 8.HCF of 30 and 80 =
  9. 9.HCF of 100 and 360 =
  10. 10.HCF of 378 and 105 =
  11. 11.HCF of 450 and 475 =
  12. 12.HCF of 51 and 36 =
  13. 13.HCF of 108 and 117 =
  14. 14.HCF of 75 and 90 =
  15. 15.HCF of 325 and 350 =
  16. 16.HCF of 70 and 42 =
  17. 17.HCF of 136 and 32 =
  18. 18.HCF of 70 and 60 =
  19. 19.HCF of 20 and 30 =
  20. 20.HCF of 65 and 85 =
  21. 21.HCF of 20 and 26 =
  22. 22.HCF of 24 and 78 =
  23. 23.HCF of 36 and 40 =
  24. 24.HCF of 98 and 210 =
  25. 25.HCF of 40 and 24 =
  26. 26.HCF of 45 and 80 =
  27. 27.HCF of 210 and 182 =
  28. 28.HCF of 66 and 90 =
  29. 29.HCF of 34 and 40 =
  30. 30.HCF of 15 and 42 =
  31. 31.HCF of 48 and 168 =
  32. 32.HCF of 100 and 220 =
  33. 33.HCF of 24 and 84 =
  34. 34.HCF of 77 and 198 =
  35. 35.HCF of 21 and 18 =
  36. 36.HCF of 361 and 38 =
  37. 37.HCF of 84 and 108 =
  38. 38.HCF of 96 and 176 =
  39. 39.HCF of 44 and 40 =
  40. 40.HCF of 24 and 102 =

Answer key

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

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