← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 658 · 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 325 and 225 =
  2. 2.HCF of 288 and 304 =
  3. 3.HCF of 120 and 56 =
  4. 4.HCF of 60 and 105 =
  5. 5.HCF of 273 and 42 =
  6. 6.HCF of 231 and 252 =
  7. 7.HCF of 105 and 285 =
  8. 8.HCF of 152 and 120 =
  9. 9.HCF of 38 and 361 =
  10. 10.HCF of 204 and 192 =
  11. 11.HCF of 45 and 24 =
  12. 12.HCF of 160 and 70 =
  13. 13.HCF of 300 and 195 =
  14. 14.HCF of 247 and 52 =
  15. 15.HCF of 170 and 130 =
  16. 16.HCF of 15 and 35 =
  17. 17.HCF of 225 and 285 =
  18. 18.HCF of 20 and 16 =
  19. 19.HCF of 234 and 216 =
  20. 20.HCF of 140 and 360 =
  21. 21.HCF of 70 and 84 =
  22. 22.HCF of 40 and 6 =
  23. 23.HCF of 99 and 54 =
  24. 24.HCF of 152 and 133 =
  25. 25.HCF of 38 and 57 =
  26. 26.HCF of 168 and 266 =
  27. 27.HCF of 342 and 270 =
  28. 28.HCF of 144 and 45 =
  29. 29.HCF of 72 and 135 =
  30. 30.HCF of 120 and 48 =
  31. 31.HCF of 10 and 8 =
  32. 32.HCF of 135 and 117 =
  33. 33.HCF of 30 and 66 =
  34. 34.HCF of 108 and 132 =
  35. 35.HCF of 56 and 104 =
  36. 36.HCF of 234 and 143 =
  37. 37.HCF of 100 and 360 =
  38. 38.HCF of 18 and 117 =
  39. 39.HCF of 119 and 28 =
  40. 40.HCF of 120 and 190 =

Answer key

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

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