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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 118 · 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. 1.35³ =
  2. 2.95³ =
  3. 3.18³ =
  4. 4.24³ =
  5. 5.78³ =
  6. 6.65³ =
  7. 7.63³ =
  8. 8.11³ =
  9. 9.98³ =
  10. 10.71³ =
  11. 11.42³ =
  12. 12.15³ =
  13. 13.23³ =
  14. 14.25³ =
  15. 15.42³ =
  16. 16.91³ =
  17. 17.81³ =
  18. 18.71³ =
  19. 19.74³ =
  20. 20.64³ =
  21. 21.14³ =
  22. 22.33³ =
  23. 23.26³ =
  24. 24.24³ =
  25. 25.21³ =
  26. 26.41³ =
  27. 27.36³ =
  28. 28.39³ =
  29. 29.71³ =
  30. 30.25³ =
  31. 31.81³ =
  32. 32.68³ =
  33. 33.21³ =
  34. 34.94³ =
  35. 35.81³ =
  36. 36.38³ =
  37. 37.73³ =
  38. 38.97³ =
  39. 39.93³ =
  40. 40.14³ =

Answer key

  1. 42875
  2. 857375
  3. 5832
  4. 13824
  5. 474552
  6. 274625
  7. 250047
  8. 1331
  9. 941192
  10. 357911
  11. 74088
  12. 3375
  13. 12167
  14. 15625
  15. 74088
  16. 753571
  17. 531441
  18. 357911
  19. 405224
  20. 262144
  21. 2744
  22. 35937
  23. 17576
  24. 13824
  25. 9261
  26. 68921
  27. 46656
  28. 59319
  29. 357911
  30. 15625
  31. 531441
  32. 314432
  33. 9261
  34. 830584
  35. 531441
  36. 54872
  37. 389017
  38. 912673
  39. 804357
  40. 2744

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