← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 106 · 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 156 =
  2. 2.HCF of 150 and 40 =
  3. 3.HCF of 95 and 57 =
  4. 4.HCF of 48 and 54 =
  5. 5.HCF of 255 and 75 =
  6. 6.HCF of 52 and 64 =
  7. 7.HCF of 68 and 20 =
  8. 8.HCF of 54 and 30 =
  9. 9.HCF of 120 and 102 =
  10. 10.HCF of 220 and 60 =
  11. 11.HCF of 14 and 10 =
  12. 12.HCF of 70 and 21 =
  13. 13.HCF of 63 and 49 =
  14. 14.HCF of 33 and 154 =
  15. 15.HCF of 112 and 128 =
  16. 16.HCF of 70 and 85 =
  17. 17.HCF of 57 and 12 =
  18. 18.HCF of 153 and 68 =
  19. 19.HCF of 253 and 69 =
  20. 20.HCF of 30 and 12 =
  21. 21.HCF of 100 and 90 =
  22. 22.HCF of 170 and 187 =
  23. 23.HCF of 24 and 10 =
  24. 24.HCF of 152 and 144 =
  25. 25.HCF of 323 and 209 =
  26. 26.HCF of 260 and 180 =
  27. 27.HCF of 144 and 80 =
  28. 28.HCF of 36 and 306 =
  29. 29.HCF of 288 and 168 =
  30. 30.HCF of 182 and 280 =
  31. 31.HCF of 425 and 250 =
  32. 32.HCF of 273 and 168 =
  33. 33.HCF of 63 and 90 =
  34. 34.HCF of 20 and 70 =
  35. 35.HCF of 96 and 228 =
  36. 36.HCF of 266 and 140 =
  37. 37.HCF of 360 and 306 =
  38. 38.HCF of 48 and 176 =
  39. 39.HCF of 48 and 304 =
  40. 40.HCF of 42 and 231 =

Answer key

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

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