← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 909 · 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 299 and 322 =
  2. 2.HCF of 225 and 400 =
  3. 3.HCF of 315 and 399 =
  4. 4.HCF of 40 and 76 =
  5. 5.HCF of 80 and 35 =
  6. 6.HCF of 40 and 128 =
  7. 7.HCF of 75 and 60 =
  8. 8.HCF of 120 and 136 =
  9. 9.HCF of 270 and 198 =
  10. 10.HCF of 108 and 132 =
  11. 11.HCF of 4 and 18 =
  12. 12.HCF of 105 and 252 =
  13. 13.HCF of 210 and 154 =
  14. 14.HCF of 108 and 99 =
  15. 15.HCF of 63 and 28 =
  16. 16.HCF of 136 and 152 =
  17. 17.HCF of 4 and 6 =
  18. 18.HCF of 342 and 133 =
  19. 19.HCF of 12 and 64 =
  20. 20.HCF of 165 and 90 =
  21. 21.HCF of 156 and 168 =
  22. 22.HCF of 437 and 299 =
  23. 23.HCF of 275 and 150 =
  24. 24.HCF of 44 and 143 =
  25. 25.HCF of 91 and 78 =
  26. 26.HCF of 57 and 15 =
  27. 27.HCF of 119 and 170 =
  28. 28.HCF of 270 and 75 =
  29. 29.HCF of 198 and 352 =
  30. 30.HCF of 85 and 306 =
  31. 31.HCF of 32 and 112 =
  32. 32.HCF of 65 and 221 =
  33. 33.HCF of 91 and 26 =
  34. 34.HCF of 456 and 360 =
  35. 35.HCF of 18 and 14 =
  36. 36.HCF of 57 and 39 =
  37. 37.HCF of 80 and 32 =
  38. 38.HCF of 95 and 40 =
  39. 39.HCF of 70 and 91 =
  40. 40.HCF of 9 and 48 =

Answer key

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

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