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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 813 · 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. 1.46³ =
  2. 2.61³ =
  3. 3.39³ =
  4. 4.74³ =
  5. 5.31³ =
  6. 6.96³ =
  7. 7.61³ =
  8. 8.95³ =
  9. 9.27³ =
  10. 10.74³ =
  11. 11.69³ =
  12. 12.58³ =
  13. 13.84³ =
  14. 14.17³ =
  15. 15.69³ =
  16. 16.66³ =
  17. 17.98³ =
  18. 18.56³ =
  19. 19.81³ =
  20. 20.17³ =
  21. 21.76³ =
  22. 22.33³ =
  23. 23.51³ =
  24. 24.11³ =
  25. 25.98³ =
  26. 26.33³ =
  27. 27.83³ =
  28. 28.79³ =
  29. 29.38³ =
  30. 30.11³ =
  31. 31.57³ =
  32. 32.33³ =
  33. 33.13³ =
  34. 34.89³ =
  35. 35.37³ =
  36. 36.16³ =
  37. 37.15³ =
  38. 38.29³ =
  39. 39.77³ =
  40. 40.33³ =

Answer key

  1. 97336
  2. 226981
  3. 59319
  4. 405224
  5. 29791
  6. 884736
  7. 226981
  8. 857375
  9. 19683
  10. 405224
  11. 328509
  12. 195112
  13. 592704
  14. 4913
  15. 328509
  16. 287496
  17. 941192
  18. 175616
  19. 531441
  20. 4913
  21. 438976
  22. 35937
  23. 132651
  24. 1331
  25. 941192
  26. 35937
  27. 571787
  28. 493039
  29. 54872
  30. 1331
  31. 185193
  32. 35937
  33. 2197
  34. 704969
  35. 50653
  36. 4096
  37. 3375
  38. 24389
  39. 456533
  40. 35937

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