← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 490 · 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 22 and 16 =
  2. 2.HCF of 12 and 28 =
  3. 3.HCF of 35 and 95 =
  4. 4.HCF of 304 and 133 =
  5. 5.HCF of 25 and 35 =
  6. 6.HCF of 60 and 32 =
  7. 7.HCF of 72 and 52 =
  8. 8.HCF of 320 and 380 =
  9. 9.HCF of 90 and 95 =
  10. 10.HCF of 133 and 28 =
  11. 11.HCF of 110 and 150 =
  12. 12.HCF of 10 and 15 =
  13. 13.HCF of 88 and 110 =
  14. 14.HCF of 138 and 391 =
  15. 15.HCF of 133 and 63 =
  16. 16.HCF of 44 and 52 =
  17. 17.HCF of 360 and 168 =
  18. 18.HCF of 234 and 91 =
  19. 19.HCF of 117 and 18 =
  20. 20.HCF of 77 and 42 =
  21. 21.HCF of 247 and 143 =
  22. 22.HCF of 171 and 99 =
  23. 23.HCF of 112 and 128 =
  24. 24.HCF of 322 and 69 =
  25. 25.HCF of 312 and 72 =
  26. 26.HCF of 175 and 200 =
  27. 27.HCF of 306 and 90 =
  28. 28.HCF of 51 and 12 =
  29. 29.HCF of 60 and 28 =
  30. 30.HCF of 75 and 400 =
  31. 31.HCF of 26 and 65 =
  32. 32.HCF of 28 and 60 =
  33. 33.HCF of 156 and 24 =
  34. 34.HCF of 340 and 119 =
  35. 35.HCF of 60 and 9 =
  36. 36.HCF of 45 and 20 =
  37. 37.HCF of 128 and 176 =
  38. 38.HCF of 105 and 165 =
  39. 39.HCF of 198 and 440 =
  40. 40.HCF of 273 and 315 =

Answer key

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

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