← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 101 · 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 68 and 221 =
  2. 2.HCF of 240 and 456 =
  3. 3.HCF of 272 and 221 =
  4. 4.HCF of 308 and 418 =
  5. 5.HCF of 36 and 16 =
  6. 6.HCF of 272 and 160 =
  7. 7.HCF of 49 and 56 =
  8. 8.HCF of 34 and 40 =
  9. 9.HCF of 140 and 150 =
  10. 10.HCF of 154 and 352 =
  11. 11.HCF of 175 and 325 =
  12. 12.HCF of 40 and 48 =
  13. 13.HCF of 40 and 15 =
  14. 14.HCF of 20 and 38 =
  15. 15.HCF of 420 and 147 =
  16. 16.HCF of 456 and 384 =
  17. 17.HCF of 300 and 175 =
  18. 18.HCF of 85 and 55 =
  19. 19.HCF of 153 and 340 =
  20. 20.HCF of 70 and 15 =
  21. 21.HCF of 323 and 34 =
  22. 22.HCF of 208 and 247 =
  23. 23.HCF of 288 and 264 =
  24. 24.HCF of 380 and 400 =
  25. 25.HCF of 154 and 33 =
  26. 26.HCF of 152 and 80 =
  27. 27.HCF of 99 and 63 =
  28. 28.HCF of 253 and 437 =
  29. 29.HCF of 114 and 18 =
  30. 30.HCF of 270 and 288 =
  31. 31.HCF of 85 and 40 =
  32. 32.HCF of 228 and 323 =
  33. 33.HCF of 90 and 108 =
  34. 34.HCF of 54 and 12 =
  35. 35.HCF of 63 and 90 =
  36. 36.HCF of 72 and 198 =
  37. 37.HCF of 33 and 12 =
  38. 38.HCF of 260 and 400 =
  39. 39.HCF of 24 and 104 =
  40. 40.HCF of 60 and 57 =

Answer key

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

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