← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 867 · 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 90 and 65 =
  2. 2.HCF of 50 and 375 =
  3. 3.HCF of 322 and 207 =
  4. 4.HCF of 75 and 85 =
  5. 5.HCF of 96 and 114 =
  6. 6.HCF of 55 and 15 =
  7. 7.HCF of 68 and 12 =
  8. 8.HCF of 110 and 352 =
  9. 9.HCF of 90 and 144 =
  10. 10.HCF of 30 and 4 =
  11. 11.HCF of 56 and 120 =
  12. 12.HCF of 56 and 182 =
  13. 13.HCF of 28 and 63 =
  14. 14.HCF of 39 and 18 =
  15. 15.HCF of 119 and 140 =
  16. 16.HCF of 51 and 12 =
  17. 17.HCF of 200 and 475 =
  18. 18.HCF of 180 and 80 =
  19. 19.HCF of 98 and 182 =
  20. 20.HCF of 20 and 56 =
  21. 21.HCF of 126 and 77 =
  22. 22.HCF of 112 and 136 =
  23. 23.HCF of 44 and 33 =
  24. 24.HCF of 153 and 170 =
  25. 25.HCF of 34 and 12 =
  26. 26.HCF of 130 and 91 =
  27. 27.HCF of 50 and 40 =
  28. 28.HCF of 204 and 192 =
  29. 29.HCF of 108 and 78 =
  30. 30.HCF of 28 and 21 =
  31. 31.HCF of 184 and 391 =
  32. 32.HCF of 190 and 70 =
  33. 33.HCF of 315 and 231 =
  34. 34.HCF of 225 and 50 =
  35. 35.HCF of 380 and 320 =
  36. 36.HCF of 126 and 153 =
  37. 37.HCF of 45 and 60 =
  38. 38.HCF of 168 and 180 =
  39. 39.HCF of 26 and 195 =
  40. 40.HCF of 380 and 133 =

Answer key

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

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