← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 812 · 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. 1.61³ =
  2. 2.35³ =
  3. 3.16³ =
  4. 4.79³ =
  5. 5.27³ =
  6. 6.44³ =
  7. 7.24³ =
  8. 8.13³ =
  9. 9.23³ =
  10. 10.25³ =
  11. 11.92³ =
  12. 12.26³ =
  13. 13.43³ =
  14. 14.25³ =
  15. 15.51³ =
  16. 16.12³ =
  17. 17.55³ =
  18. 18.48³ =
  19. 19.44³ =
  20. 20.16³ =
  21. 21.55³ =
  22. 22.41³ =
  23. 23.37³ =
  24. 24.12³ =
  25. 25.41³ =
  26. 26.75³ =
  27. 27.65³ =
  28. 28.37³ =
  29. 29.64³ =
  30. 30.17³ =
  31. 31.99³ =
  32. 32.39³ =
  33. 33.76³ =
  34. 34.81³ =
  35. 35.84³ =
  36. 36.16³ =
  37. 37.56³ =
  38. 38.79³ =
  39. 39.66³ =
  40. 40.81³ =

Answer key

  1. 226981
  2. 42875
  3. 4096
  4. 493039
  5. 19683
  6. 85184
  7. 13824
  8. 2197
  9. 12167
  10. 15625
  11. 778688
  12. 17576
  13. 79507
  14. 15625
  15. 132651
  16. 1728
  17. 166375
  18. 110592
  19. 85184
  20. 4096
  21. 166375
  22. 68921
  23. 50653
  24. 1728
  25. 68921
  26. 421875
  27. 274625
  28. 50653
  29. 262144
  30. 4913
  31. 970299
  32. 59319
  33. 438976
  34. 531441
  35. 592704
  36. 4096
  37. 175616
  38. 493039
  39. 287496
  40. 531441

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