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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 873 · 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. 1.32³ =
  2. 2.85³ =
  3. 3.93³ =
  4. 4.12³ =
  5. 5.71³ =
  6. 6.14³ =
  7. 7.34³ =
  8. 8.43³ =
  9. 9.81³ =
  10. 10.17³ =
  11. 11.62³ =
  12. 12.13³ =
  13. 13.17³ =
  14. 14.91³ =
  15. 15.56³ =
  16. 16.89³ =
  17. 17.11³ =
  18. 18.87³ =
  19. 19.89³ =
  20. 20.77³ =
  21. 21.11³ =
  22. 22.46³ =
  23. 23.43³ =
  24. 24.51³ =
  25. 25.96³ =
  26. 26.77³ =
  27. 27.51³ =
  28. 28.94³ =
  29. 29.31³ =
  30. 30.83³ =
  31. 31.89³ =
  32. 32.85³ =
  33. 33.32³ =
  34. 34.81³ =
  35. 35.21³ =
  36. 36.17³ =
  37. 37.35³ =
  38. 38.64³ =
  39. 39.35³ =
  40. 40.51³ =

Answer key

  1. 32768
  2. 614125
  3. 804357
  4. 1728
  5. 357911
  6. 2744
  7. 39304
  8. 79507
  9. 531441
  10. 4913
  11. 238328
  12. 2197
  13. 4913
  14. 753571
  15. 175616
  16. 704969
  17. 1331
  18. 658503
  19. 704969
  20. 456533
  21. 1331
  22. 97336
  23. 79507
  24. 132651
  25. 884736
  26. 456533
  27. 132651
  28. 830584
  29. 29791
  30. 571787
  31. 704969
  32. 614125
  33. 32768
  34. 531441
  35. 9261
  36. 4913
  37. 42875
  38. 262144
  39. 42875
  40. 132651

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