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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 889 · 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. 1.95³ =
  2. 2.71³ =
  3. 3.49³ =
  4. 4.11³ =
  5. 5.53³ =
  6. 6.87³ =
  7. 7.34³ =
  8. 8.21³ =
  9. 9.32³ =
  10. 10.96³ =
  11. 11.18³ =
  12. 12.57³ =
  13. 13.15³ =
  14. 14.58³ =
  15. 15.43³ =
  16. 16.61³ =
  17. 17.33³ =
  18. 18.77³ =
  19. 19.44³ =
  20. 20.21³ =
  21. 21.51³ =
  22. 22.68³ =
  23. 23.39³ =
  24. 24.12³ =
  25. 25.22³ =
  26. 26.51³ =
  27. 27.27³ =
  28. 28.68³ =
  29. 29.94³ =
  30. 30.49³ =
  31. 31.16³ =
  32. 32.13³ =
  33. 33.14³ =
  34. 34.61³ =
  35. 35.83³ =
  36. 36.63³ =
  37. 37.46³ =
  38. 38.15³ =
  39. 39.87³ =
  40. 40.28³ =

Answer key

  1. 857375
  2. 357911
  3. 117649
  4. 1331
  5. 148877
  6. 658503
  7. 39304
  8. 9261
  9. 32768
  10. 884736
  11. 5832
  12. 185193
  13. 3375
  14. 195112
  15. 79507
  16. 226981
  17. 35937
  18. 456533
  19. 85184
  20. 9261
  21. 132651
  22. 314432
  23. 59319
  24. 1728
  25. 10648
  26. 132651
  27. 19683
  28. 314432
  29. 830584
  30. 117649
  31. 4096
  32. 2197
  33. 2744
  34. 226981
  35. 571787
  36. 250047
  37. 97336
  38. 3375
  39. 658503
  40. 21952

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