← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 280 · 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 189 and 105 =
  2. 2.HCF of 28 and 35 =
  3. 3.HCF of 105 and 91 =
  4. 4.HCF of 147 and 273 =
  5. 5.HCF of 323 and 272 =
  6. 6.HCF of 52 and 195 =
  7. 7.HCF of 98 and 63 =
  8. 8.HCF of 195 and 247 =
  9. 9.HCF of 91 and 169 =
  10. 10.HCF of 153 and 36 =
  11. 11.HCF of 104 and 117 =
  12. 12.HCF of 234 and 72 =
  13. 13.HCF of 72 and 66 =
  14. 14.HCF of 130 and 247 =
  15. 15.HCF of 36 and 96 =
  16. 16.HCF of 72 and 135 =
  17. 17.HCF of 304 and 288 =
  18. 18.HCF of 76 and 171 =
  19. 19.HCF of 272 and 48 =
  20. 20.HCF of 304 and 112 =
  21. 21.HCF of 96 and 120 =
  22. 22.HCF of 126 and 198 =
  23. 23.HCF of 171 and 323 =
  24. 24.HCF of 39 and 45 =
  25. 25.HCF of 30 and 24 =
  26. 26.HCF of 14 and 77 =
  27. 27.HCF of 418 and 176 =
  28. 28.HCF of 180 and 255 =
  29. 29.HCF of 112 and 152 =
  30. 30.HCF of 105 and 150 =
  31. 31.HCF of 391 and 138 =
  32. 32.HCF of 40 and 6 =
  33. 33.HCF of 77 and 84 =
  34. 34.HCF of 24 and 88 =
  35. 35.HCF of 132 and 192 =
  36. 36.HCF of 78 and 60 =
  37. 37.HCF of 36 and 204 =
  38. 38.HCF of 9 and 60 =
  39. 39.HCF of 75 and 35 =
  40. 40.HCF of 216 and 480 =

Answer key

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

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