← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 254 · 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. 1.86³ =
  2. 2.41³ =
  3. 3.39³ =
  4. 4.94³ =
  5. 5.31³ =
  6. 6.23³ =
  7. 7.31³ =
  8. 8.35³ =
  9. 9.71³ =
  10. 10.61³ =
  11. 11.74³ =
  12. 12.38³ =
  13. 13.13³ =
  14. 14.73³ =
  15. 15.51³ =
  16. 16.94³ =
  17. 17.98³ =
  18. 18.58³ =
  19. 19.36³ =
  20. 20.52³ =
  21. 21.78³ =
  22. 22.34³ =
  23. 23.72³ =
  24. 24.82³ =
  25. 25.75³ =
  26. 26.21³ =
  27. 27.38³ =
  28. 28.47³ =
  29. 29.62³ =
  30. 30.89³ =
  31. 31.96³ =
  32. 32.13³ =
  33. 33.77³ =
  34. 34.51³ =
  35. 35.71³ =
  36. 36.41³ =
  37. 37.21³ =
  38. 38.31³ =
  39. 39.89³ =
  40. 40.79³ =

Answer key

  1. 636056
  2. 68921
  3. 59319
  4. 830584
  5. 29791
  6. 12167
  7. 29791
  8. 42875
  9. 357911
  10. 226981
  11. 405224
  12. 54872
  13. 2197
  14. 389017
  15. 132651
  16. 830584
  17. 941192
  18. 195112
  19. 46656
  20. 140608
  21. 474552
  22. 39304
  23. 373248
  24. 551368
  25. 421875
  26. 9261
  27. 54872
  28. 103823
  29. 238328
  30. 704969
  31. 884736
  32. 2197
  33. 456533
  34. 132651
  35. 357911
  36. 68921
  37. 9261
  38. 29791
  39. 704969
  40. 493039

Free vedic maths lessons, practice and worksheets at talentjr.in/vedic-maths