← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 433 · 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 44 and 60 =
  2. 2.HCF of 21 and 12 =
  3. 3.HCF of 195 and 60 =
  4. 4.HCF of 21 and 15 =
  5. 5.HCF of 90 and 35 =
  6. 6.HCF of 161 and 184 =
  7. 7.HCF of 80 and 95 =
  8. 8.HCF of 170 and 40 =
  9. 9.HCF of 252 and 234 =
  10. 10.HCF of 24 and 21 =
  11. 11.HCF of 33 and 143 =
  12. 12.HCF of 162 and 126 =
  13. 13.HCF of 228 and 48 =
  14. 14.HCF of 228 and 48 =
  15. 15.HCF of 55 and 80 =
  16. 16.HCF of 50 and 65 =
  17. 17.HCF of 144 and 104 =
  18. 18.HCF of 52 and 91 =
  19. 19.HCF of 84 and 78 =
  20. 20.HCF of 105 and 77 =
  21. 21.HCF of 85 and 289 =
  22. 22.HCF of 144 and 256 =
  23. 23.HCF of 190 and 323 =
  24. 24.HCF of 30 and 78 =
  25. 25.HCF of 63 and 147 =
  26. 26.HCF of 30 and 195 =
  27. 27.HCF of 9 and 24 =
  28. 28.HCF of 77 and 33 =
  29. 29.HCF of 384 and 216 =
  30. 30.HCF of 15 and 48 =
  31. 31.HCF of 63 and 171 =
  32. 32.HCF of 36 and 342 =
  33. 33.HCF of 96 and 112 =
  34. 34.HCF of 126 and 140 =
  35. 35.HCF of 121 and 176 =
  36. 36.HCF of 200 and 170 =
  37. 37.HCF of 68 and 44 =
  38. 38.HCF of 10 and 38 =
  39. 39.HCF of 288 and 272 =
  40. 40.HCF of 56 and 48 =

Answer key

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

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