← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 229 · 40 sums
TalentJR

The trick (Anurupyena): Top row: a³, a²b, ab², b³ (each term is the one before × b ÷ a). Under the two middle terms write double of them, and add: a³ | 3a²b | 3ab² | b³. Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.29³ =
  2. 2.57³ =
  3. 3.98³ =
  4. 4.24³ =
  5. 5.82³ =
  6. 6.18³ =
  7. 7.38³ =
  8. 8.62³ =
  9. 9.97³ =
  10. 10.16³ =
  11. 11.11³ =
  12. 12.17³ =
  13. 13.26³ =
  14. 14.39³ =
  15. 15.24³ =
  16. 16.79³ =
  17. 17.64³ =
  18. 18.15³ =
  19. 19.21³ =
  20. 20.56³ =
  21. 21.72³ =
  22. 22.61³ =
  23. 23.19³ =
  24. 24.54³ =
  25. 25.82³ =
  26. 26.54³ =
  27. 27.46³ =
  28. 28.37³ =
  29. 29.27³ =
  30. 30.83³ =
  31. 31.13³ =
  32. 32.33³ =
  33. 33.31³ =
  34. 34.68³ =
  35. 35.72³ =
  36. 36.21³ =
  37. 37.71³ =
  38. 38.56³ =
  39. 39.39³ =
  40. 40.86³ =

Answer key

  1. 24389
  2. 185193
  3. 941192
  4. 13824
  5. 551368
  6. 5832
  7. 54872
  8. 238328
  9. 912673
  10. 4096
  11. 1331
  12. 4913
  13. 17576
  14. 59319
  15. 13824
  16. 493039
  17. 262144
  18. 3375
  19. 9261
  20. 175616
  21. 373248
  22. 226981
  23. 6859
  24. 157464
  25. 551368
  26. 157464
  27. 97336
  28. 50653
  29. 19683
  30. 571787
  31. 2197
  32. 35937
  33. 29791
  34. 314432
  35. 373248
  36. 9261
  37. 357911
  38. 175616
  39. 59319
  40. 636056

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