← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 483 · 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 400 and 425 =
  2. 2.HCF of 96 and 56 =
  3. 3.HCF of 28 and 35 =
  4. 4.HCF of 84 and 132 =
  5. 5.HCF of 16 and 24 =
  6. 6.HCF of 63 and 42 =
  7. 7.HCF of 160 and 56 =
  8. 8.HCF of 21 and 91 =
  9. 9.HCF of 204 and 180 =
  10. 10.HCF of 288 and 168 =
  11. 11.HCF of 42 and 108 =
  12. 12.HCF of 36 and 20 =
  13. 13.HCF of 44 and 99 =
  14. 14.HCF of 69 and 230 =
  15. 15.HCF of 54 and 114 =
  16. 16.HCF of 360 and 312 =
  17. 17.HCF of 75 and 255 =
  18. 18.HCF of 133 and 14 =
  19. 19.HCF of 154 and 55 =
  20. 20.HCF of 90 and 144 =
  21. 21.HCF of 63 and 119 =
  22. 22.HCF of 238 and 154 =
  23. 23.HCF of 28 and 22 =
  24. 24.HCF of 28 and 126 =
  25. 25.HCF of 114 and 54 =
  26. 26.HCF of 30 and 24 =
  27. 27.HCF of 361 and 76 =
  28. 28.HCF of 105 and 63 =
  29. 29.HCF of 144 and 90 =
  30. 30.HCF of 42 and 78 =
  31. 31.HCF of 391 and 92 =
  32. 32.HCF of 54 and 72 =
  33. 33.HCF of 247 and 208 =
  34. 34.HCF of 480 and 168 =
  35. 35.HCF of 336 and 360 =
  36. 36.HCF of 48 and 112 =
  37. 37.HCF of 220 and 374 =
  38. 38.HCF of 119 and 34 =
  39. 39.HCF of 285 and 270 =
  40. 40.HCF of 20 and 52 =

Answer key

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

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