← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 631 · 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. 1.68³ =
  2. 2.53³ =
  3. 3.39³ =
  4. 4.38³ =
  5. 5.13³ =
  6. 6.11³ =
  7. 7.72³ =
  8. 8.29³ =
  9. 9.32³ =
  10. 10.23³ =
  11. 11.78³ =
  12. 12.45³ =
  13. 13.98³ =
  14. 14.52³ =
  15. 15.15³ =
  16. 16.47³ =
  17. 17.49³ =
  18. 18.86³ =
  19. 19.79³ =
  20. 20.47³ =
  21. 21.18³ =
  22. 22.39³ =
  23. 23.99³ =
  24. 24.97³ =
  25. 25.98³ =
  26. 26.84³ =
  27. 27.34³ =
  28. 28.34³ =
  29. 29.62³ =
  30. 30.61³ =
  31. 31.51³ =
  32. 32.64³ =
  33. 33.72³ =
  34. 34.29³ =
  35. 35.85³ =
  36. 36.33³ =
  37. 37.23³ =
  38. 38.29³ =
  39. 39.12³ =
  40. 40.37³ =

Answer key

  1. 314432
  2. 148877
  3. 59319
  4. 54872
  5. 2197
  6. 1331
  7. 373248
  8. 24389
  9. 32768
  10. 12167
  11. 474552
  12. 91125
  13. 941192
  14. 140608
  15. 3375
  16. 103823
  17. 117649
  18. 636056
  19. 493039
  20. 103823
  21. 5832
  22. 59319
  23. 970299
  24. 912673
  25. 941192
  26. 592704
  27. 39304
  28. 39304
  29. 238328
  30. 226981
  31. 132651
  32. 262144
  33. 373248
  34. 24389
  35. 614125
  36. 35937
  37. 12167
  38. 24389
  39. 1728
  40. 50653

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