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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 234 · 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. 1.18³ =
  2. 2.15³ =
  3. 3.41³ =
  4. 4.54³ =
  5. 5.45³ =
  6. 6.35³ =
  7. 7.43³ =
  8. 8.22³ =
  9. 9.21³ =
  10. 10.17³ =
  11. 11.91³ =
  12. 12.18³ =
  13. 13.48³ =
  14. 14.77³ =
  15. 15.25³ =
  16. 16.89³ =
  17. 17.62³ =
  18. 18.29³ =
  19. 19.46³ =
  20. 20.12³ =
  21. 21.32³ =
  22. 22.18³ =
  23. 23.41³ =
  24. 24.61³ =
  25. 25.11³ =
  26. 26.16³ =
  27. 27.35³ =
  28. 28.48³ =
  29. 29.21³ =
  30. 30.28³ =
  31. 31.98³ =
  32. 32.39³ =
  33. 33.46³ =
  34. 34.83³ =
  35. 35.71³ =
  36. 36.88³ =
  37. 37.19³ =
  38. 38.35³ =
  39. 39.44³ =
  40. 40.54³ =

Answer key

  1. 5832
  2. 3375
  3. 68921
  4. 157464
  5. 91125
  6. 42875
  7. 79507
  8. 10648
  9. 9261
  10. 4913
  11. 753571
  12. 5832
  13. 110592
  14. 456533
  15. 15625
  16. 704969
  17. 238328
  18. 24389
  19. 97336
  20. 1728
  21. 32768
  22. 5832
  23. 68921
  24. 226981
  25. 1331
  26. 4096
  27. 42875
  28. 110592
  29. 9261
  30. 21952
  31. 941192
  32. 59319
  33. 97336
  34. 571787
  35. 357911
  36. 681472
  37. 6859
  38. 42875
  39. 85184
  40. 157464

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