← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 157 · 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. 2.71³ =
  3. 3.17³ =
  4. 4.11³ =
  5. 5.65³ =
  6. 6.52³ =
  7. 7.21³ =
  8. 8.76³ =
  9. 9.13³ =
  10. 10.82³ =
  11. 11.87³ =
  12. 12.69³ =
  13. 13.36³ =
  14. 14.89³ =
  15. 15.71³ =
  16. 16.96³ =
  17. 17.12³ =
  18. 18.96³ =
  19. 19.35³ =
  20. 20.98³ =
  21. 21.37³ =
  22. 22.52³ =
  23. 23.69³ =
  24. 24.27³ =
  25. 25.64³ =
  26. 26.98³ =
  27. 27.41³ =
  28. 28.69³ =
  29. 29.31³ =
  30. 30.14³ =
  31. 31.99³ =
  32. 32.33³ =
  33. 33.91³ =
  34. 34.51³ =
  35. 35.29³ =
  36. 36.73³ =
  37. 37.94³ =
  38. 38.61³ =
  39. 39.62³ =
  40. 40.18³ =

Answer key

  1. 226981
  2. 357911
  3. 4913
  4. 1331
  5. 274625
  6. 140608
  7. 9261
  8. 438976
  9. 2197
  10. 551368
  11. 658503
  12. 328509
  13. 46656
  14. 704969
  15. 357911
  16. 884736
  17. 1728
  18. 884736
  19. 42875
  20. 941192
  21. 50653
  22. 140608
  23. 328509
  24. 19683
  25. 262144
  26. 941192
  27. 68921
  28. 328509
  29. 29791
  30. 2744
  31. 970299
  32. 35937
  33. 753571
  34. 132651
  35. 24389
  36. 389017
  37. 830584
  38. 226981
  39. 238328
  40. 5832

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