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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 237 · 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. 1.21³ =
  2. 2.95³ =
  3. 3.14³ =
  4. 4.18³ =
  5. 5.52³ =
  6. 6.26³ =
  7. 7.17³ =
  8. 8.61³ =
  9. 9.73³ =
  10. 10.14³ =
  11. 11.55³ =
  12. 12.93³ =
  13. 13.34³ =
  14. 14.31³ =
  15. 15.24³ =
  16. 16.28³ =
  17. 17.51³ =
  18. 18.37³ =
  19. 19.13³ =
  20. 20.61³ =
  21. 21.14³ =
  22. 22.35³ =
  23. 23.16³ =
  24. 24.26³ =
  25. 25.28³ =
  26. 26.74³ =
  27. 27.24³ =
  28. 28.98³ =
  29. 29.21³ =
  30. 30.33³ =
  31. 31.91³ =
  32. 32.82³ =
  33. 33.89³ =
  34. 34.94³ =
  35. 35.31³ =
  36. 36.51³ =
  37. 37.53³ =
  38. 38.96³ =
  39. 39.53³ =
  40. 40.13³ =

Answer key

  1. 9261
  2. 857375
  3. 2744
  4. 5832
  5. 140608
  6. 17576
  7. 4913
  8. 226981
  9. 389017
  10. 2744
  11. 166375
  12. 804357
  13. 39304
  14. 29791
  15. 13824
  16. 21952
  17. 132651
  18. 50653
  19. 2197
  20. 226981
  21. 2744
  22. 42875
  23. 4096
  24. 17576
  25. 21952
  26. 405224
  27. 13824
  28. 941192
  29. 9261
  30. 35937
  31. 753571
  32. 551368
  33. 704969
  34. 830584
  35. 29791
  36. 132651
  37. 148877
  38. 884736
  39. 148877
  40. 2197

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