← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 736 · 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 84 and 357 =
  2. 2.HCF of 207 and 115 =
  3. 3.HCF of 95 and 50 =
  4. 4.HCF of 50 and 80 =
  5. 5.HCF of 115 and 368 =
  6. 6.HCF of 110 and 60 =
  7. 7.HCF of 374 and 110 =
  8. 8.HCF of 357 and 252 =
  9. 9.HCF of 38 and 323 =
  10. 10.HCF of 24 and 42 =
  11. 11.HCF of 57 and 323 =
  12. 12.HCF of 294 and 63 =
  13. 13.HCF of 105 and 98 =
  14. 14.HCF of 425 and 450 =
  15. 15.HCF of 140 and 360 =
  16. 16.HCF of 247 and 182 =
  17. 17.HCF of 114 and 102 =
  18. 18.HCF of 72 and 63 =
  19. 19.HCF of 150 and 255 =
  20. 20.HCF of 80 and 260 =
  21. 21.HCF of 121 and 209 =
  22. 22.HCF of 55 and 187 =
  23. 23.HCF of 418 and 66 =
  24. 24.HCF of 30 and 78 =
  25. 25.HCF of 14 and 40 =
  26. 26.HCF of 240 and 108 =
  27. 27.HCF of 220 and 187 =
  28. 28.HCF of 143 and 247 =
  29. 29.HCF of 50 and 180 =
  30. 30.HCF of 56 and 63 =
  31. 31.HCF of 255 and 45 =
  32. 32.HCF of 56 and 68 =
  33. 33.HCF of 324 and 342 =
  34. 34.HCF of 195 and 91 =
  35. 35.HCF of 225 and 325 =
  36. 36.HCF of 182 and 39 =
  37. 37.HCF of 182 and 143 =
  38. 38.HCF of 56 and 63 =
  39. 39.HCF of 16 and 52 =
  40. 40.HCF of 171 and 323 =

Answer key

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

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