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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 485 · 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. 1.51³ =
  2. 2.96³ =
  3. 3.76³ =
  4. 4.21³ =
  5. 5.22³ =
  6. 6.82³ =
  7. 7.48³ =
  8. 8.24³ =
  9. 9.78³ =
  10. 10.94³ =
  11. 11.16³ =
  12. 12.87³ =
  13. 13.87³ =
  14. 14.68³ =
  15. 15.23³ =
  16. 16.88³ =
  17. 17.58³ =
  18. 18.12³ =
  19. 19.47³ =
  20. 20.63³ =
  21. 21.11³ =
  22. 22.91³ =
  23. 23.69³ =
  24. 24.79³ =
  25. 25.49³ =
  26. 26.54³ =
  27. 27.39³ =
  28. 28.38³ =
  29. 29.45³ =
  30. 30.93³ =
  31. 31.38³ =
  32. 32.21³ =
  33. 33.15³ =
  34. 34.78³ =
  35. 35.68³ =
  36. 36.49³ =
  37. 37.41³ =
  38. 38.32³ =
  39. 39.84³ =
  40. 40.85³ =

Answer key

  1. 132651
  2. 884736
  3. 438976
  4. 9261
  5. 10648
  6. 551368
  7. 110592
  8. 13824
  9. 474552
  10. 830584
  11. 4096
  12. 658503
  13. 658503
  14. 314432
  15. 12167
  16. 681472
  17. 195112
  18. 1728
  19. 103823
  20. 250047
  21. 1331
  22. 753571
  23. 328509
  24. 493039
  25. 117649
  26. 157464
  27. 59319
  28. 54872
  29. 91125
  30. 804357
  31. 54872
  32. 9261
  33. 3375
  34. 474552
  35. 314432
  36. 117649
  37. 68921
  38. 32768
  39. 592704
  40. 614125

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