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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 136 · 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. 1.59³ =
  2. 2.25³ =
  3. 3.14³ =
  4. 4.91³ =
  5. 5.28³ =
  6. 6.41³ =
  7. 7.61³ =
  8. 8.63³ =
  9. 9.52³ =
  10. 10.37³ =
  11. 11.59³ =
  12. 12.18³ =
  13. 13.89³ =
  14. 14.14³ =
  15. 15.53³ =
  16. 16.86³ =
  17. 17.79³ =
  18. 18.28³ =
  19. 19.87³ =
  20. 20.46³ =
  21. 21.94³ =
  22. 22.11³ =
  23. 23.82³ =
  24. 24.39³ =
  25. 25.53³ =
  26. 26.93³ =
  27. 27.98³ =
  28. 28.89³ =
  29. 29.81³ =
  30. 30.17³ =
  31. 31.51³ =
  32. 32.53³ =
  33. 33.69³ =
  34. 34.21³ =
  35. 35.25³ =
  36. 36.19³ =
  37. 37.96³ =
  38. 38.62³ =
  39. 39.36³ =
  40. 40.88³ =

Answer key

  1. 205379
  2. 15625
  3. 2744
  4. 753571
  5. 21952
  6. 68921
  7. 226981
  8. 250047
  9. 140608
  10. 50653
  11. 205379
  12. 5832
  13. 704969
  14. 2744
  15. 148877
  16. 636056
  17. 493039
  18. 21952
  19. 658503
  20. 97336
  21. 830584
  22. 1331
  23. 551368
  24. 59319
  25. 148877
  26. 804357
  27. 941192
  28. 704969
  29. 531441
  30. 4913
  31. 132651
  32. 148877
  33. 328509
  34. 9261
  35. 15625
  36. 6859
  37. 884736
  38. 238328
  39. 46656
  40. 681472

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