← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 808 · 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 30 and 38 =
  2. 2.HCF of 165 and 45 =
  3. 3.HCF of 260 and 160 =
  4. 4.HCF of 33 and 176 =
  5. 5.HCF of 100 and 160 =
  6. 6.HCF of 110 and 198 =
  7. 7.HCF of 171 and 45 =
  8. 8.HCF of 65 and 95 =
  9. 9.HCF of 38 and 24 =
  10. 10.HCF of 105 and 399 =
  11. 11.HCF of 60 and 70 =
  12. 12.HCF of 325 and 125 =
  13. 13.HCF of 266 and 285 =
  14. 14.HCF of 133 and 35 =
  15. 15.HCF of 18 and 21 =
  16. 16.HCF of 15 and 21 =
  17. 17.HCF of 30 and 95 =
  18. 18.HCF of 72 and 312 =
  19. 19.HCF of 130 and 70 =
  20. 20.HCF of 88 and 104 =
  21. 21.HCF of 78 and 72 =
  22. 22.HCF of 375 and 100 =
  23. 23.HCF of 72 and 45 =
  24. 24.HCF of 9 and 30 =
  25. 25.HCF of 14 and 12 =
  26. 26.HCF of 104 and 88 =
  27. 27.HCF of 121 and 154 =
  28. 28.HCF of 361 and 38 =
  29. 29.HCF of 130 and 70 =
  30. 30.HCF of 150 and 255 =
  31. 31.HCF of 247 and 57 =
  32. 32.HCF of 32 and 208 =
  33. 33.HCF of 190 and 171 =
  34. 34.HCF of 176 and 154 =
  35. 35.HCF of 121 and 88 =
  36. 36.HCF of 80 and 65 =
  37. 37.HCF of 80 and 32 =
  38. 38.HCF of 252 and 270 =
  39. 39.HCF of 140 and 90 =
  40. 40.HCF of 216 and 96 =

Answer key

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

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