← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 662 · 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 425 and 150 =
  2. 2.HCF of 12 and 30 =
  3. 3.HCF of 50 and 75 =
  4. 4.HCF of 66 and 143 =
  5. 5.HCF of 22 and 55 =
  6. 6.HCF of 98 and 112 =
  7. 7.HCF of 300 and 380 =
  8. 8.HCF of 216 and 90 =
  9. 9.HCF of 117 and 162 =
  10. 10.HCF of 308 and 418 =
  11. 11.HCF of 132 and 156 =
  12. 12.HCF of 162 and 153 =
  13. 13.HCF of 128 and 304 =
  14. 14.HCF of 90 and 27 =
  15. 15.HCF of 84 and 70 =
  16. 16.HCF of 56 and 24 =
  17. 17.HCF of 75 and 475 =
  18. 18.HCF of 39 and 169 =
  19. 19.HCF of 225 and 275 =
  20. 20.HCF of 165 and 195 =
  21. 21.HCF of 171 and 266 =
  22. 22.HCF of 60 and 24 =
  23. 23.HCF of 100 and 225 =
  24. 24.HCF of 92 and 207 =
  25. 25.HCF of 30 and 66 =
  26. 26.HCF of 169 and 234 =
  27. 27.HCF of 266 and 140 =
  28. 28.HCF of 380 and 80 =
  29. 29.HCF of 147 and 63 =
  30. 30.HCF of 207 and 115 =
  31. 31.HCF of 168 and 399 =
  32. 32.HCF of 39 and 6 =
  33. 33.HCF of 30 and 36 =
  34. 34.HCF of 228 and 72 =
  35. 35.HCF of 24 and 60 =
  36. 36.HCF of 80 and 272 =
  37. 37.HCF of 42 and 98 =
  38. 38.HCF of 14 and 21 =
  39. 39.HCF of 65 and 182 =
  40. 40.HCF of 374 and 242 =

Answer key

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

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