← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 31 · 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 63 and 91 =
  2. 2.HCF of 99 and 117 =
  3. 3.HCF of 22 and 121 =
  4. 4.HCF of 175 and 450 =
  5. 5.HCF of 120 and 152 =
  6. 6.HCF of 216 and 204 =
  7. 7.HCF of 391 and 276 =
  8. 8.HCF of 38 and 209 =
  9. 9.HCF of 208 and 80 =
  10. 10.HCF of 112 and 72 =
  11. 11.HCF of 209 and 57 =
  12. 12.HCF of 189 and 420 =
  13. 13.HCF of 171 and 304 =
  14. 14.HCF of 130 and 150 =
  15. 15.HCF of 168 and 60 =
  16. 16.HCF of 56 and 12 =
  17. 17.HCF of 6 and 22 =
  18. 18.HCF of 168 and 192 =
  19. 19.HCF of 231 and 63 =
  20. 20.HCF of 24 and 104 =
  21. 21.HCF of 32 and 304 =
  22. 22.HCF of 156 and 247 =
  23. 23.HCF of 77 and 126 =
  24. 24.HCF of 27 and 15 =
  25. 25.HCF of 40 and 32 =
  26. 26.HCF of 220 and 240 =
  27. 27.HCF of 288 and 264 =
  28. 28.HCF of 156 and 96 =
  29. 29.HCF of 112 and 63 =
  30. 30.HCF of 77 and 110 =
  31. 31.HCF of 294 and 189 =
  32. 32.HCF of 230 and 253 =
  33. 33.HCF of 30 and 95 =
  34. 34.HCF of 56 and 144 =
  35. 35.HCF of 68 and 16 =
  36. 36.HCF of 114 and 108 =
  37. 37.HCF of 27 and 51 =
  38. 38.HCF of 63 and 81 =
  39. 39.HCF of 345 and 253 =
  40. 40.HCF of 24 and 56 =

Answer key

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

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