← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 316 · 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 228 and 156 =
  2. 2.HCF of 60 and 100 =
  3. 3.HCF of 9 and 15 =
  4. 4.HCF of 475 and 275 =
  5. 5.HCF of 45 and 70 =
  6. 6.HCF of 176 and 320 =
  7. 7.HCF of 325 and 200 =
  8. 8.HCF of 64 and 36 =
  9. 9.HCF of 169 and 78 =
  10. 10.HCF of 475 and 425 =
  11. 11.HCF of 90 and 117 =
  12. 12.HCF of 90 and 105 =
  13. 13.HCF of 273 and 336 =
  14. 14.HCF of 108 and 204 =
  15. 15.HCF of 140 and 126 =
  16. 16.HCF of 80 and 85 =
  17. 17.HCF of 112 and 160 =
  18. 18.HCF of 350 and 325 =
  19. 19.HCF of 288 and 120 =
  20. 20.HCF of 323 and 285 =
  21. 21.HCF of 90 and 234 =
  22. 22.HCF of 399 and 420 =
  23. 23.HCF of 66 and 84 =
  24. 24.HCF of 9 and 39 =
  25. 25.HCF of 480 and 312 =
  26. 26.HCF of 120 and 140 =
  27. 27.HCF of 304 and 160 =
  28. 28.HCF of 133 and 35 =
  29. 29.HCF of 288 and 120 =
  30. 30.HCF of 21 and 140 =
  31. 31.HCF of 480 and 264 =
  32. 32.HCF of 52 and 76 =
  33. 33.HCF of 88 and 120 =
  34. 34.HCF of 340 and 160 =
  35. 35.HCF of 63 and 42 =
  36. 36.HCF of 360 and 306 =
  37. 37.HCF of 360 and 234 =
  38. 38.HCF of 15 and 100 =
  39. 39.HCF of 10 and 35 =
  40. 40.HCF of 255 and 240 =

Answer key

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

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