← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 871 · 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. 1.98³ =
  2. 2.25³ =
  3. 3.78³ =
  4. 4.35³ =
  5. 5.31³ =
  6. 6.64³ =
  7. 7.92³ =
  8. 8.59³ =
  9. 9.77³ =
  10. 10.11³ =
  11. 11.13³ =
  12. 12.64³ =
  13. 13.29³ =
  14. 14.53³ =
  15. 15.26³ =
  16. 16.96³ =
  17. 17.94³ =
  18. 18.63³ =
  19. 19.19³ =
  20. 20.22³ =
  21. 21.16³ =
  22. 22.17³ =
  23. 23.81³ =
  24. 24.35³ =
  25. 25.61³ =
  26. 26.59³ =
  27. 27.34³ =
  28. 28.56³ =
  29. 29.66³ =
  30. 30.39³ =
  31. 31.67³ =
  32. 32.79³ =
  33. 33.15³ =
  34. 34.33³ =
  35. 35.24³ =
  36. 36.91³ =
  37. 37.71³ =
  38. 38.66³ =
  39. 39.27³ =
  40. 40.34³ =

Answer key

  1. 941192
  2. 15625
  3. 474552
  4. 42875
  5. 29791
  6. 262144
  7. 778688
  8. 205379
  9. 456533
  10. 1331
  11. 2197
  12. 262144
  13. 24389
  14. 148877
  15. 17576
  16. 884736
  17. 830584
  18. 250047
  19. 6859
  20. 10648
  21. 4096
  22. 4913
  23. 531441
  24. 42875
  25. 226981
  26. 205379
  27. 39304
  28. 175616
  29. 287496
  30. 59319
  31. 300763
  32. 493039
  33. 3375
  34. 35937
  35. 13824
  36. 753571
  37. 357911
  38. 287496
  39. 19683
  40. 39304

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