← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 556 · 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 54 and 234 =
  2. 2.HCF of 152 and 120 =
  3. 3.HCF of 27 and 15 =
  4. 4.HCF of 85 and 75 =
  5. 5.HCF of 112 and 21 =
  6. 6.HCF of 72 and 135 =
  7. 7.HCF of 456 and 384 =
  8. 8.HCF of 49 and 133 =
  9. 9.HCF of 72 and 336 =
  10. 10.HCF of 39 and 169 =
  11. 11.HCF of 63 and 18 =
  12. 12.HCF of 80 and 76 =
  13. 13.HCF of 336 and 399 =
  14. 14.HCF of 55 and 187 =
  15. 15.HCF of 190 and 209 =
  16. 16.HCF of 38 and 18 =
  17. 17.HCF of 352 and 66 =
  18. 18.HCF of 189 and 336 =
  19. 19.HCF of 143 and 77 =
  20. 20.HCF of 228 and 132 =
  21. 21.HCF of 76 and 40 =
  22. 22.HCF of 52 and 76 =
  23. 23.HCF of 208 and 48 =
  24. 24.HCF of 65 and 55 =
  25. 25.HCF of 208 and 195 =
  26. 26.HCF of 176 and 110 =
  27. 27.HCF of 90 and 306 =
  28. 28.HCF of 85 and 34 =
  29. 29.HCF of 36 and 42 =
  30. 30.HCF of 30 and 130 =
  31. 31.HCF of 108 and 45 =
  32. 32.HCF of 312 and 384 =
  33. 33.HCF of 272 and 176 =
  34. 34.HCF of 323 and 289 =
  35. 35.HCF of 220 and 374 =
  36. 36.HCF of 150 and 125 =
  37. 37.HCF of 204 and 180 =
  38. 38.HCF of 72 and 54 =
  39. 39.HCF of 221 and 238 =
  40. 40.HCF of 228 and 168 =

Answer key

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

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