← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 289 · 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 72 and 60 =
  2. 2.HCF of 40 and 35 =
  3. 3.HCF of 170 and 80 =
  4. 4.HCF of 144 and 99 =
  5. 5.HCF of 64 and 240 =
  6. 6.HCF of 216 and 192 =
  7. 7.HCF of 35 and 42 =
  8. 8.HCF of 20 and 36 =
  9. 9.HCF of 22 and 36 =
  10. 10.HCF of 198 and 187 =
  11. 11.HCF of 143 and 52 =
  12. 12.HCF of 160 and 48 =
  13. 13.HCF of 250 and 475 =
  14. 14.HCF of 42 and 49 =
  15. 15.HCF of 48 and 112 =
  16. 16.HCF of 30 and 40 =
  17. 17.HCF of 68 and 48 =
  18. 18.HCF of 54 and 288 =
  19. 19.HCF of 72 and 104 =
  20. 20.HCF of 117 and 130 =
  21. 21.HCF of 35 and 45 =
  22. 22.HCF of 36 and 114 =
  23. 23.HCF of 114 and 30 =
  24. 24.HCF of 25 and 85 =
  25. 25.HCF of 66 and 110 =
  26. 26.HCF of 120 and 100 =
  27. 27.HCF of 200 and 125 =
  28. 28.HCF of 247 and 78 =
  29. 29.HCF of 66 and 143 =
  30. 30.HCF of 414 and 161 =
  31. 31.HCF of 35 and 126 =
  32. 32.HCF of 380 and 240 =
  33. 33.HCF of 38 and 40 =
  34. 34.HCF of 475 and 500 =
  35. 35.HCF of 90 and 306 =
  36. 36.HCF of 49 and 126 =
  37. 37.HCF of 102 and 187 =
  38. 38.HCF of 63 and 54 =
  39. 39.HCF of 119 and 42 =
  40. 40.HCF of 84 and 72 =

Answer key

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

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