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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 494 · 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. 1.55³ =
  2. 2.39³ =
  3. 3.46³ =
  4. 4.49³ =
  5. 5.91³ =
  6. 6.34³ =
  7. 7.53³ =
  8. 8.98³ =
  9. 9.53³ =
  10. 10.65³ =
  11. 11.45³ =
  12. 12.98³ =
  13. 13.75³ =
  14. 14.81³ =
  15. 15.24³ =
  16. 16.86³ =
  17. 17.46³ =
  18. 18.13³ =
  19. 19.54³ =
  20. 20.13³ =
  21. 21.36³ =
  22. 22.81³ =
  23. 23.44³ =
  24. 24.64³ =
  25. 25.83³ =
  26. 26.65³ =
  27. 27.57³ =
  28. 28.99³ =
  29. 29.58³ =
  30. 30.32³ =
  31. 31.13³ =
  32. 32.83³ =
  33. 33.37³ =
  34. 34.27³ =
  35. 35.42³ =
  36. 36.23³ =
  37. 37.59³ =
  38. 38.56³ =
  39. 39.94³ =
  40. 40.33³ =

Answer key

  1. 166375
  2. 59319
  3. 97336
  4. 117649
  5. 753571
  6. 39304
  7. 148877
  8. 941192
  9. 148877
  10. 274625
  11. 91125
  12. 941192
  13. 421875
  14. 531441
  15. 13824
  16. 636056
  17. 97336
  18. 2197
  19. 157464
  20. 2197
  21. 46656
  22. 531441
  23. 85184
  24. 262144
  25. 571787
  26. 274625
  27. 185193
  28. 970299
  29. 195112
  30. 32768
  31. 2197
  32. 571787
  33. 50653
  34. 19683
  35. 74088
  36. 12167
  37. 205379
  38. 175616
  39. 830584
  40. 35937

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