← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 472 · 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. 1.15³ =
  2. 2.66³ =
  3. 3.61³ =
  4. 4.57³ =
  5. 5.36³ =
  6. 6.74³ =
  7. 7.85³ =
  8. 8.34³ =
  9. 9.26³ =
  10. 10.53³ =
  11. 11.98³ =
  12. 12.91³ =
  13. 13.23³ =
  14. 14.93³ =
  15. 15.78³ =
  16. 16.61³ =
  17. 17.21³ =
  18. 18.83³ =
  19. 19.29³ =
  20. 20.53³ =
  21. 21.25³ =
  22. 22.67³ =
  23. 23.36³ =
  24. 24.69³ =
  25. 25.26³ =
  26. 26.97³ =
  27. 27.87³ =
  28. 28.28³ =
  29. 29.12³ =
  30. 30.49³ =
  31. 31.27³ =
  32. 32.49³ =
  33. 33.68³ =
  34. 34.81³ =
  35. 35.61³ =
  36. 36.21³ =
  37. 37.33³ =
  38. 38.15³ =
  39. 39.97³ =
  40. 40.73³ =

Answer key

  1. 3375
  2. 287496
  3. 226981
  4. 185193
  5. 46656
  6. 405224
  7. 614125
  8. 39304
  9. 17576
  10. 148877
  11. 941192
  12. 753571
  13. 12167
  14. 804357
  15. 474552
  16. 226981
  17. 9261
  18. 571787
  19. 24389
  20. 148877
  21. 15625
  22. 300763
  23. 46656
  24. 328509
  25. 17576
  26. 912673
  27. 658503
  28. 21952
  29. 1728
  30. 117649
  31. 19683
  32. 117649
  33. 314432
  34. 531441
  35. 226981
  36. 9261
  37. 35937
  38. 3375
  39. 912673
  40. 389017

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