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HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 14 · 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 345 and 184 =
  2. 2.HCF of 187 and 77 =
  3. 3.HCF of 408 and 336 =
  4. 4.HCF of 176 and 32 =
  5. 5.HCF of 220 and 40 =
  6. 6.HCF of 168 and 70 =
  7. 7.HCF of 154 and 187 =
  8. 8.HCF of 150 and 125 =
  9. 9.HCF of 66 and 42 =
  10. 10.HCF of 119 and 85 =
  11. 11.HCF of 240 and 112 =
  12. 12.HCF of 275 and 350 =
  13. 13.HCF of 336 and 399 =
  14. 14.HCF of 66 and 108 =
  15. 15.HCF of 50 and 95 =
  16. 16.HCF of 260 and 180 =
  17. 17.HCF of 14 and 4 =
  18. 18.HCF of 55 and 88 =
  19. 19.HCF of 216 and 234 =
  20. 20.HCF of 26 and 8 =
  21. 21.HCF of 165 and 105 =
  22. 22.HCF of 88 and 152 =
  23. 23.HCF of 126 and 77 =
  24. 24.HCF of 361 and 323 =
  25. 25.HCF of 391 and 460 =
  26. 26.HCF of 475 and 225 =
  27. 27.HCF of 36 and 32 =
  28. 28.HCF of 320 and 304 =
  29. 29.HCF of 96 and 136 =
  30. 30.HCF of 105 and 14 =
  31. 31.HCF of 34 and 289 =
  32. 32.HCF of 45 and 150 =
  33. 33.HCF of 39 and 24 =
  34. 34.HCF of 98 and 140 =
  35. 35.HCF of 35 and 14 =
  36. 36.HCF of 21 and 33 =
  37. 37.HCF of 168 and 182 =
  38. 38.HCF of 56 and 77 =
  39. 39.HCF of 190 and 170 =
  40. 40.HCF of 84 and 266 =

Answer key

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

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