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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 767 · 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. 1.74³ =
  2. 2.17³ =
  3. 3.83³ =
  4. 4.14³ =
  5. 5.47³ =
  6. 6.41³ =
  7. 7.71³ =
  8. 8.41³ =
  9. 9.63³ =
  10. 10.23³ =
  11. 11.91³ =
  12. 12.56³ =
  13. 13.69³ =
  14. 14.41³ =
  15. 15.32³ =
  16. 16.96³ =
  17. 17.68³ =
  18. 18.29³ =
  19. 19.82³ =
  20. 20.57³ =
  21. 21.41³ =
  22. 22.84³ =
  23. 23.73³ =
  24. 24.68³ =
  25. 25.79³ =
  26. 26.17³ =
  27. 27.13³ =
  28. 28.16³ =
  29. 29.35³ =
  30. 30.72³ =
  31. 31.18³ =
  32. 32.11³ =
  33. 33.82³ =
  34. 34.86³ =
  35. 35.43³ =
  36. 36.71³ =
  37. 37.83³ =
  38. 38.84³ =
  39. 39.53³ =
  40. 40.23³ =

Answer key

  1. 405224
  2. 4913
  3. 571787
  4. 2744
  5. 103823
  6. 68921
  7. 357911
  8. 68921
  9. 250047
  10. 12167
  11. 753571
  12. 175616
  13. 328509
  14. 68921
  15. 32768
  16. 884736
  17. 314432
  18. 24389
  19. 551368
  20. 185193
  21. 68921
  22. 592704
  23. 389017
  24. 314432
  25. 493039
  26. 4913
  27. 2197
  28. 4096
  29. 42875
  30. 373248
  31. 5832
  32. 1331
  33. 551368
  34. 636056
  35. 79507
  36. 357911
  37. 571787
  38. 592704
  39. 148877
  40. 12167

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