← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 823 · 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 8 and 34 =
  2. 2.HCF of 14 and 20 =
  3. 3.HCF of 247 and 260 =
  4. 4.HCF of 154 and 140 =
  5. 5.HCF of 88 and 144 =
  6. 6.HCF of 24 and 36 =
  7. 7.HCF of 114 and 108 =
  8. 8.HCF of 368 and 253 =
  9. 9.HCF of 38 and 24 =
  10. 10.HCF of 72 and 270 =
  11. 11.HCF of 160 and 340 =
  12. 12.HCF of 119 and 140 =
  13. 13.HCF of 35 and 30 =
  14. 14.HCF of 45 and 27 =
  15. 15.HCF of 162 and 99 =
  16. 16.HCF of 50 and 95 =
  17. 17.HCF of 95 and 100 =
  18. 18.HCF of 24 and 36 =
  19. 19.HCF of 340 and 220 =
  20. 20.HCF of 15 and 100 =
  21. 21.HCF of 187 and 143 =
  22. 22.HCF of 170 and 180 =
  23. 23.HCF of 285 and 133 =
  24. 24.HCF of 66 and 209 =
  25. 25.HCF of 120 and 204 =
  26. 26.HCF of 152 and 48 =
  27. 27.HCF of 70 and 160 =
  28. 28.HCF of 136 and 128 =
  29. 29.HCF of 225 and 30 =
  30. 30.HCF of 57 and 60 =
  31. 31.HCF of 14 and 16 =
  32. 32.HCF of 112 and 70 =
  33. 33.HCF of 24 and 33 =
  34. 34.HCF of 95 and 60 =
  35. 35.HCF of 77 and 143 =
  36. 36.HCF of 240 and 260 =
  37. 37.HCF of 240 and 72 =
  38. 38.HCF of 252 and 70 =
  39. 39.HCF of 294 and 231 =
  40. 40.HCF of 456 and 288 =

Answer key

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

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