← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 510 · 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 299 and 414 =
  2. 2.HCF of 357 and 420 =
  3. 3.HCF of 12 and 21 =
  4. 4.HCF of 80 and 140 =
  5. 5.HCF of 112 and 98 =
  6. 6.HCF of 320 and 100 =
  7. 7.HCF of 209 and 342 =
  8. 8.HCF of 4 and 34 =
  9. 9.HCF of 112 and 32 =
  10. 10.HCF of 48 and 64 =
  11. 11.HCF of 72 and 270 =
  12. 12.HCF of 361 and 228 =
  13. 13.HCF of 180 and 80 =
  14. 14.HCF of 72 and 90 =
  15. 15.HCF of 154 and 44 =
  16. 16.HCF of 208 and 256 =
  17. 17.HCF of 33 and 187 =
  18. 18.HCF of 80 and 110 =
  19. 19.HCF of 126 and 36 =
  20. 20.HCF of 99 and 36 =
  21. 21.HCF of 300 and 80 =
  22. 22.HCF of 36 and 30 =
  23. 23.HCF of 26 and 12 =
  24. 24.HCF of 63 and 119 =
  25. 25.HCF of 36 and 28 =
  26. 26.HCF of 342 and 323 =
  27. 27.HCF of 252 and 270 =
  28. 28.HCF of 342 and 323 =
  29. 29.HCF of 189 and 273 =
  30. 30.HCF of 340 and 289 =
  31. 31.HCF of 84 and 399 =
  32. 32.HCF of 16 and 10 =
  33. 33.HCF of 33 and 45 =
  34. 34.HCF of 77 and 28 =
  35. 35.HCF of 44 and 374 =
  36. 36.HCF of 72 and 198 =
  37. 37.HCF of 38 and 285 =
  38. 38.HCF of 60 and 132 =
  39. 39.HCF of 285 and 152 =
  40. 40.HCF of 8 and 26 =

Answer key

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

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