← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 629 · 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. 1.25³ =
  2. 2.91³ =
  3. 3.91³ =
  4. 4.31³ =
  5. 5.84³ =
  6. 6.89³ =
  7. 7.66³ =
  8. 8.36³ =
  9. 9.59³ =
  10. 10.79³ =
  11. 11.93³ =
  12. 12.76³ =
  13. 13.76³ =
  14. 14.77³ =
  15. 15.13³ =
  16. 16.57³ =
  17. 17.19³ =
  18. 18.24³ =
  19. 19.12³ =
  20. 20.66³ =
  21. 21.28³ =
  22. 22.62³ =
  23. 23.61³ =
  24. 24.17³ =
  25. 25.35³ =
  26. 26.52³ =
  27. 27.31³ =
  28. 28.57³ =
  29. 29.36³ =
  30. 30.43³ =
  31. 31.85³ =
  32. 32.73³ =
  33. 33.55³ =
  34. 34.29³ =
  35. 35.36³ =
  36. 36.43³ =
  37. 37.43³ =
  38. 38.81³ =
  39. 39.48³ =
  40. 40.36³ =

Answer key

  1. 15625
  2. 753571
  3. 753571
  4. 29791
  5. 592704
  6. 704969
  7. 287496
  8. 46656
  9. 205379
  10. 493039
  11. 804357
  12. 438976
  13. 438976
  14. 456533
  15. 2197
  16. 185193
  17. 6859
  18. 13824
  19. 1728
  20. 287496
  21. 21952
  22. 238328
  23. 226981
  24. 4913
  25. 42875
  26. 140608
  27. 29791
  28. 185193
  29. 46656
  30. 79507
  31. 614125
  32. 389017
  33. 166375
  34. 24389
  35. 46656
  36. 79507
  37. 79507
  38. 531441
  39. 110592
  40. 46656

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