← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 118 · 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 56 =
  2. 2.HCF of 169 and 182 =
  3. 3.HCF of 105 and 133 =
  4. 4.HCF of 70 and 55 =
  5. 5.HCF of 198 and 143 =
  6. 6.HCF of 9 and 57 =
  7. 7.HCF of 84 and 315 =
  8. 8.HCF of 75 and 175 =
  9. 9.HCF of 66 and 30 =
  10. 10.HCF of 220 and 60 =
  11. 11.HCF of 168 and 264 =
  12. 12.HCF of 286 and 374 =
  13. 13.HCF of 252 and 231 =
  14. 14.HCF of 288 and 456 =
  15. 15.HCF of 162 and 342 =
  16. 16.HCF of 425 and 450 =
  17. 17.HCF of 216 and 408 =
  18. 18.HCF of 242 and 154 =
  19. 19.HCF of 56 and 44 =
  20. 20.HCF of 30 and 100 =
  21. 21.HCF of 28 and 70 =
  22. 22.HCF of 209 and 380 =
  23. 23.HCF of 132 and 228 =
  24. 24.HCF of 64 and 72 =
  25. 25.HCF of 18 and 99 =
  26. 26.HCF of 357 and 42 =
  27. 27.HCF of 200 and 380 =
  28. 28.HCF of 204 and 120 =
  29. 29.HCF of 90 and 20 =
  30. 30.HCF of 152 and 285 =
  31. 31.HCF of 160 and 24 =
  32. 32.HCF of 136 and 160 =
  33. 33.HCF of 153 and 54 =
  34. 34.HCF of 55 and 35 =
  35. 35.HCF of 55 and 15 =
  36. 36.HCF of 66 and 209 =
  37. 37.HCF of 76 and 323 =
  38. 38.HCF of 75 and 210 =
  39. 39.HCF of 80 and 72 =
  40. 40.HCF of 70 and 90 =

Answer key

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

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