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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 336 · 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. 1.61³ =
  2. 2.53³ =
  3. 3.28³ =
  4. 4.28³ =
  5. 5.99³ =
  6. 6.22³ =
  7. 7.71³ =
  8. 8.16³ =
  9. 9.73³ =
  10. 10.18³ =
  11. 11.21³ =
  12. 12.31³ =
  13. 13.27³ =
  14. 14.16³ =
  15. 15.84³ =
  16. 16.85³ =
  17. 17.81³ =
  18. 18.99³ =
  19. 19.12³ =
  20. 20.36³ =
  21. 21.11³ =
  22. 22.31³ =
  23. 23.14³ =
  24. 24.33³ =
  25. 25.32³ =
  26. 26.36³ =
  27. 27.86³ =
  28. 28.17³ =
  29. 29.94³ =
  30. 30.52³ =
  31. 31.91³ =
  32. 32.99³ =
  33. 33.73³ =
  34. 34.54³ =
  35. 35.19³ =
  36. 36.81³ =
  37. 37.28³ =
  38. 38.32³ =
  39. 39.68³ =
  40. 40.41³ =

Answer key

  1. 226981
  2. 148877
  3. 21952
  4. 21952
  5. 970299
  6. 10648
  7. 357911
  8. 4096
  9. 389017
  10. 5832
  11. 9261
  12. 29791
  13. 19683
  14. 4096
  15. 592704
  16. 614125
  17. 531441
  18. 970299
  19. 1728
  20. 46656
  21. 1331
  22. 29791
  23. 2744
  24. 35937
  25. 32768
  26. 46656
  27. 636056
  28. 4913
  29. 830584
  30. 140608
  31. 753571
  32. 970299
  33. 389017
  34. 157464
  35. 6859
  36. 531441
  37. 21952
  38. 32768
  39. 314432
  40. 68921

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