← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 521 · 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 48 and 15 =
  2. 2.HCF of 50 and 60 =
  3. 3.HCF of 110 and 33 =
  4. 4.HCF of 18 and 114 =
  5. 5.HCF of 300 and 220 =
  6. 6.HCF of 30 and 24 =
  7. 7.HCF of 336 and 120 =
  8. 8.HCF of 60 and 57 =
  9. 9.HCF of 90 and 20 =
  10. 10.HCF of 42 and 9 =
  11. 11.HCF of 209 and 33 =
  12. 12.HCF of 114 and 60 =
  13. 13.HCF of 225 and 475 =
  14. 14.HCF of 51 and 60 =
  15. 15.HCF of 391 and 184 =
  16. 16.HCF of 21 and 6 =
  17. 17.HCF of 112 and 40 =
  18. 18.HCF of 28 and 238 =
  19. 19.HCF of 65 and 15 =
  20. 20.HCF of 176 and 418 =
  21. 21.HCF of 378 and 105 =
  22. 22.HCF of 42 and 36 =
  23. 23.HCF of 253 and 460 =
  24. 24.HCF of 10 and 18 =
  25. 25.HCF of 40 and 12 =
  26. 26.HCF of 231 and 273 =
  27. 27.HCF of 210 and 357 =
  28. 28.HCF of 25 and 55 =
  29. 29.HCF of 85 and 30 =
  30. 30.HCF of 36 and 126 =
  31. 31.HCF of 312 and 264 =
  32. 32.HCF of 253 and 322 =
  33. 33.HCF of 18 and 14 =
  34. 34.HCF of 85 and 45 =
  35. 35.HCF of 56 and 80 =
  36. 36.HCF of 136 and 51 =
  37. 37.HCF of 171 and 81 =
  38. 38.HCF of 8 and 60 =
  39. 39.HCF of 12 and 40 =
  40. 40.HCF of 56 and 52 =

Answer key

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

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