← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 539 · 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. 1.78³ =
  2. 2.85³ =
  3. 3.11³ =
  4. 4.17³ =
  5. 5.16³ =
  6. 6.69³ =
  7. 7.61³ =
  8. 8.19³ =
  9. 9.97³ =
  10. 10.36³ =
  11. 11.99³ =
  12. 12.38³ =
  13. 13.85³ =
  14. 14.23³ =
  15. 15.81³ =
  16. 16.84³ =
  17. 17.51³ =
  18. 18.18³ =
  19. 19.51³ =
  20. 20.77³ =
  21. 21.16³ =
  22. 22.29³ =
  23. 23.87³ =
  24. 24.56³ =
  25. 25.33³ =
  26. 26.41³ =
  27. 27.89³ =
  28. 28.55³ =
  29. 29.81³ =
  30. 30.13³ =
  31. 31.69³ =
  32. 32.99³ =
  33. 33.12³ =
  34. 34.31³ =
  35. 35.65³ =
  36. 36.38³ =
  37. 37.88³ =
  38. 38.32³ =
  39. 39.82³ =
  40. 40.91³ =

Answer key

  1. 474552
  2. 614125
  3. 1331
  4. 4913
  5. 4096
  6. 328509
  7. 226981
  8. 6859
  9. 912673
  10. 46656
  11. 970299
  12. 54872
  13. 614125
  14. 12167
  15. 531441
  16. 592704
  17. 132651
  18. 5832
  19. 132651
  20. 456533
  21. 4096
  22. 24389
  23. 658503
  24. 175616
  25. 35937
  26. 68921
  27. 704969
  28. 166375
  29. 531441
  30. 2197
  31. 328509
  32. 970299
  33. 1728
  34. 29791
  35. 274625
  36. 54872
  37. 681472
  38. 32768
  39. 551368
  40. 753571

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