← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 915 · 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 120 and 105 =
  2. 2.HCF of 396 and 154 =
  3. 3.HCF of 44 and 24 =
  4. 4.HCF of 69 and 230 =
  5. 5.HCF of 32 and 44 =
  6. 6.HCF of 204 and 60 =
  7. 7.HCF of 253 and 92 =
  8. 8.HCF of 15 and 36 =
  9. 9.HCF of 138 and 437 =
  10. 10.HCF of 10 and 8 =
  11. 11.HCF of 110 and 66 =
  12. 12.HCF of 119 and 21 =
  13. 13.HCF of 126 and 288 =
  14. 14.HCF of 231 and 210 =
  15. 15.HCF of 57 and 380 =
  16. 16.HCF of 143 and 121 =
  17. 17.HCF of 56 and 36 =
  18. 18.HCF of 57 and 36 =
  19. 19.HCF of 36 and 51 =
  20. 20.HCF of 288 and 408 =
  21. 21.HCF of 171 and 27 =
  22. 22.HCF of 162 and 90 =
  23. 23.HCF of 225 and 210 =
  24. 24.HCF of 36 and 57 =
  25. 25.HCF of 289 and 221 =
  26. 26.HCF of 352 and 110 =
  27. 27.HCF of 48 and 30 =
  28. 28.HCF of 42 and 70 =
  29. 29.HCF of 80 and 28 =
  30. 30.HCF of 160 and 48 =
  31. 31.HCF of 102 and 24 =
  32. 32.HCF of 33 and 6 =
  33. 33.HCF of 112 and 192 =
  34. 34.HCF of 90 and 306 =
  35. 35.HCF of 27 and 180 =
  36. 36.HCF of 437 and 138 =
  37. 37.HCF of 40 and 60 =
  38. 38.HCF of 304 and 208 =
  39. 39.HCF of 28 and 40 =
  40. 40.HCF of 24 and 18 =

Answer key

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

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