← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 872 · 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 221 and 289 =
  2. 2.HCF of 120 and 96 =
  3. 3.HCF of 171 and 81 =
  4. 4.HCF of 8 and 60 =
  5. 5.HCF of 66 and 220 =
  6. 6.HCF of 66 and 418 =
  7. 7.HCF of 147 and 84 =
  8. 8.HCF of 12 and 44 =
  9. 9.HCF of 55 and 88 =
  10. 10.HCF of 136 and 24 =
  11. 11.HCF of 115 and 92 =
  12. 12.HCF of 69 and 322 =
  13. 13.HCF of 72 and 384 =
  14. 14.HCF of 288 and 126 =
  15. 15.HCF of 12 and 30 =
  16. 16.HCF of 187 and 143 =
  17. 17.HCF of 51 and 68 =
  18. 18.HCF of 110 and 60 =
  19. 19.HCF of 35 and 15 =
  20. 20.HCF of 30 and 22 =
  21. 21.HCF of 154 and 88 =
  22. 22.HCF of 204 and 144 =
  23. 23.HCF of 96 and 114 =
  24. 24.HCF of 85 and 95 =
  25. 25.HCF of 33 and 22 =
  26. 26.HCF of 195 and 225 =
  27. 27.HCF of 30 and 285 =
  28. 28.HCF of 6 and 57 =
  29. 29.HCF of 95 and 15 =
  30. 30.HCF of 20 and 90 =
  31. 31.HCF of 85 and 289 =
  32. 32.HCF of 440 and 242 =
  33. 33.HCF of 160 and 150 =
  34. 34.HCF of 72 and 16 =
  35. 35.HCF of 204 and 228 =
  36. 36.HCF of 90 and 153 =
  37. 37.HCF of 154 and 352 =
  38. 38.HCF of 168 and 231 =
  39. 39.HCF of 324 and 90 =
  40. 40.HCF of 56 and 210 =

Answer key

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

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