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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 504 · 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. 1.22³ =
  2. 2.48³ =
  3. 3.22³ =
  4. 4.94³ =
  5. 5.99³ =
  6. 6.65³ =
  7. 7.69³ =
  8. 8.87³ =
  9. 9.11³ =
  10. 10.84³ =
  11. 11.52³ =
  12. 12.21³ =
  13. 13.28³ =
  14. 14.69³ =
  15. 15.95³ =
  16. 16.58³ =
  17. 17.31³ =
  18. 18.91³ =
  19. 19.94³ =
  20. 20.58³ =
  21. 21.94³ =
  22. 22.25³ =
  23. 23.39³ =
  24. 24.44³ =
  25. 25.41³ =
  26. 26.99³ =
  27. 27.31³ =
  28. 28.34³ =
  29. 29.26³ =
  30. 30.34³ =
  31. 31.25³ =
  32. 32.81³ =
  33. 33.44³ =
  34. 34.95³ =
  35. 35.94³ =
  36. 36.58³ =
  37. 37.57³ =
  38. 38.86³ =
  39. 39.49³ =
  40. 40.39³ =

Answer key

  1. 10648
  2. 110592
  3. 10648
  4. 830584
  5. 970299
  6. 274625
  7. 328509
  8. 658503
  9. 1331
  10. 592704
  11. 140608
  12. 9261
  13. 21952
  14. 328509
  15. 857375
  16. 195112
  17. 29791
  18. 753571
  19. 830584
  20. 195112
  21. 830584
  22. 15625
  23. 59319
  24. 85184
  25. 68921
  26. 970299
  27. 29791
  28. 39304
  29. 17576
  30. 39304
  31. 15625
  32. 531441
  33. 85184
  34. 857375
  35. 830584
  36. 195112
  37. 185193
  38. 636056
  39. 117649
  40. 59319

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