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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 708 · 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. 1.47³ =
  2. 2.34³ =
  3. 3.92³ =
  4. 4.72³ =
  5. 5.29³ =
  6. 6.51³ =
  7. 7.12³ =
  8. 8.98³ =
  9. 9.12³ =
  10. 10.16³ =
  11. 11.86³ =
  12. 12.38³ =
  13. 13.11³ =
  14. 14.68³ =
  15. 15.37³ =
  16. 16.56³ =
  17. 17.11³ =
  18. 18.15³ =
  19. 19.96³ =
  20. 20.71³ =
  21. 21.91³ =
  22. 22.42³ =
  23. 23.97³ =
  24. 24.18³ =
  25. 25.37³ =
  26. 26.87³ =
  27. 27.21³ =
  28. 28.35³ =
  29. 29.54³ =
  30. 30.93³ =
  31. 31.71³ =
  32. 32.34³ =
  33. 33.32³ =
  34. 34.41³ =
  35. 35.51³ =
  36. 36.41³ =
  37. 37.78³ =
  38. 38.66³ =
  39. 39.14³ =
  40. 40.17³ =

Answer key

  1. 103823
  2. 39304
  3. 778688
  4. 373248
  5. 24389
  6. 132651
  7. 1728
  8. 941192
  9. 1728
  10. 4096
  11. 636056
  12. 54872
  13. 1331
  14. 314432
  15. 50653
  16. 175616
  17. 1331
  18. 3375
  19. 884736
  20. 357911
  21. 753571
  22. 74088
  23. 912673
  24. 5832
  25. 50653
  26. 658503
  27. 9261
  28. 42875
  29. 157464
  30. 804357
  31. 357911
  32. 39304
  33. 32768
  34. 68921
  35. 132651
  36. 68921
  37. 474552
  38. 287496
  39. 2744
  40. 4913

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