← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 984 · 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 70 and 77 =
  2. 2.HCF of 28 and 26 =
  3. 3.HCF of 238 and 221 =
  4. 4.HCF of 198 and 88 =
  5. 5.HCF of 55 and 22 =
  6. 6.HCF of 136 and 160 =
  7. 7.HCF of 22 and 8 =
  8. 8.HCF of 289 and 136 =
  9. 9.HCF of 33 and 55 =
  10. 10.HCF of 24 and 28 =
  11. 11.HCF of 48 and 168 =
  12. 12.HCF of 70 and 130 =
  13. 13.HCF of 156 and 240 =
  14. 14.HCF of 196 and 70 =
  15. 15.HCF of 190 and 247 =
  16. 16.HCF of 340 and 60 =
  17. 17.HCF of 14 and 6 =
  18. 18.HCF of 21 and 54 =
  19. 19.HCF of 161 and 207 =
  20. 20.HCF of 112 and 152 =
  21. 21.HCF of 275 and 500 =
  22. 22.HCF of 70 and 170 =
  23. 23.HCF of 210 and 28 =
  24. 24.HCF of 150 and 140 =
  25. 25.HCF of 34 and 18 =
  26. 26.HCF of 140 and 119 =
  27. 27.HCF of 190 and 30 =
  28. 28.HCF of 18 and 14 =
  29. 29.HCF of 70 and 75 =
  30. 30.HCF of 69 and 253 =
  31. 31.HCF of 60 and 380 =
  32. 32.HCF of 112 and 63 =
  33. 33.HCF of 80 and 32 =
  34. 34.HCF of 456 and 48 =
  35. 35.HCF of 28 and 119 =
  36. 36.HCF of 105 and 357 =
  37. 37.HCF of 260 and 143 =
  38. 38.HCF of 440 and 286 =
  39. 39.HCF of 152 and 136 =
  40. 40.HCF of 65 and 156 =

Answer key

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

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