← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 765 · 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. 1.19³ =
  2. 2.43³ =
  3. 3.51³ =
  4. 4.41³ =
  5. 5.99³ =
  6. 6.55³ =
  7. 7.87³ =
  8. 8.58³ =
  9. 9.35³ =
  10. 10.73³ =
  11. 11.82³ =
  12. 12.69³ =
  13. 13.18³ =
  14. 14.81³ =
  15. 15.66³ =
  16. 16.18³ =
  17. 17.78³ =
  18. 18.31³ =
  19. 19.45³ =
  20. 20.74³ =
  21. 21.71³ =
  22. 22.15³ =
  23. 23.29³ =
  24. 24.21³ =
  25. 25.45³ =
  26. 26.37³ =
  27. 27.24³ =
  28. 28.43³ =
  29. 29.81³ =
  30. 30.42³ =
  31. 31.64³ =
  32. 32.56³ =
  33. 33.68³ =
  34. 34.48³ =
  35. 35.14³ =
  36. 36.65³ =
  37. 37.21³ =
  38. 38.16³ =
  39. 39.23³ =
  40. 40.43³ =

Answer key

  1. 6859
  2. 79507
  3. 132651
  4. 68921
  5. 970299
  6. 166375
  7. 658503
  8. 195112
  9. 42875
  10. 389017
  11. 551368
  12. 328509
  13. 5832
  14. 531441
  15. 287496
  16. 5832
  17. 474552
  18. 29791
  19. 91125
  20. 405224
  21. 357911
  22. 3375
  23. 24389
  24. 9261
  25. 91125
  26. 50653
  27. 13824
  28. 79507
  29. 531441
  30. 74088
  31. 262144
  32. 175616
  33. 314432
  34. 110592
  35. 2744
  36. 274625
  37. 9261
  38. 4096
  39. 12167
  40. 79507

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