← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 483 · 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. 1.74³ =
  2. 2.49³ =
  3. 3.48³ =
  4. 4.72³ =
  5. 5.78³ =
  6. 6.16³ =
  7. 7.34³ =
  8. 8.45³ =
  9. 9.21³ =
  10. 10.28³ =
  11. 11.87³ =
  12. 12.22³ =
  13. 13.62³ =
  14. 14.22³ =
  15. 15.96³ =
  16. 16.96³ =
  17. 17.56³ =
  18. 18.63³ =
  19. 19.35³ =
  20. 20.46³ =
  21. 21.12³ =
  22. 22.32³ =
  23. 23.85³ =
  24. 24.78³ =
  25. 25.61³ =
  26. 26.33³ =
  27. 27.21³ =
  28. 28.49³ =
  29. 29.24³ =
  30. 30.13³ =
  31. 31.75³ =
  32. 32.37³ =
  33. 33.91³ =
  34. 34.47³ =
  35. 35.83³ =
  36. 36.12³ =
  37. 37.84³ =
  38. 38.34³ =
  39. 39.32³ =
  40. 40.57³ =

Answer key

  1. 405224
  2. 117649
  3. 110592
  4. 373248
  5. 474552
  6. 4096
  7. 39304
  8. 91125
  9. 9261
  10. 21952
  11. 658503
  12. 10648
  13. 238328
  14. 10648
  15. 884736
  16. 884736
  17. 175616
  18. 250047
  19. 42875
  20. 97336
  21. 1728
  22. 32768
  23. 614125
  24. 474552
  25. 226981
  26. 35937
  27. 9261
  28. 117649
  29. 13824
  30. 2197
  31. 421875
  32. 50653
  33. 753571
  34. 103823
  35. 571787
  36. 1728
  37. 592704
  38. 39304
  39. 32768
  40. 185193

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