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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 545 · 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. 1.13³ =
  2. 2.67³ =
  3. 3.56³ =
  4. 4.17³ =
  5. 5.51³ =
  6. 6.21³ =
  7. 7.24³ =
  8. 8.68³ =
  9. 9.74³ =
  10. 10.73³ =
  11. 11.52³ =
  12. 12.44³ =
  13. 13.78³ =
  14. 14.97³ =
  15. 15.99³ =
  16. 16.91³ =
  17. 17.19³ =
  18. 18.29³ =
  19. 19.25³ =
  20. 20.61³ =
  21. 21.97³ =
  22. 22.41³ =
  23. 23.37³ =
  24. 24.28³ =
  25. 25.99³ =
  26. 26.71³ =
  27. 27.59³ =
  28. 28.68³ =
  29. 29.29³ =
  30. 30.47³ =
  31. 31.75³ =
  32. 32.94³ =
  33. 33.19³ =
  34. 34.12³ =
  35. 35.31³ =
  36. 36.63³ =
  37. 37.35³ =
  38. 38.22³ =
  39. 39.42³ =
  40. 40.53³ =

Answer key

  1. 2197
  2. 300763
  3. 175616
  4. 4913
  5. 132651
  6. 9261
  7. 13824
  8. 314432
  9. 405224
  10. 389017
  11. 140608
  12. 85184
  13. 474552
  14. 912673
  15. 970299
  16. 753571
  17. 6859
  18. 24389
  19. 15625
  20. 226981
  21. 912673
  22. 68921
  23. 50653
  24. 21952
  25. 970299
  26. 357911
  27. 205379
  28. 314432
  29. 24389
  30. 103823
  31. 421875
  32. 830584
  33. 6859
  34. 1728
  35. 29791
  36. 250047
  37. 42875
  38. 10648
  39. 74088
  40. 148877

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