← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 425 · 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. 1.16³ =
  2. 2.71³ =
  3. 3.24³ =
  4. 4.75³ =
  5. 5.85³ =
  6. 6.41³ =
  7. 7.28³ =
  8. 8.21³ =
  9. 9.33³ =
  10. 10.22³ =
  11. 11.68³ =
  12. 12.61³ =
  13. 13.22³ =
  14. 14.63³ =
  15. 15.31³ =
  16. 16.63³ =
  17. 17.52³ =
  18. 18.27³ =
  19. 19.62³ =
  20. 20.74³ =
  21. 21.14³ =
  22. 22.85³ =
  23. 23.34³ =
  24. 24.36³ =
  25. 25.31³ =
  26. 26.12³ =
  27. 27.21³ =
  28. 28.72³ =
  29. 29.41³ =
  30. 30.13³ =
  31. 31.19³ =
  32. 32.25³ =
  33. 33.31³ =
  34. 34.76³ =
  35. 35.15³ =
  36. 36.61³ =
  37. 37.32³ =
  38. 38.51³ =
  39. 39.12³ =
  40. 40.72³ =

Answer key

  1. 4096
  2. 357911
  3. 13824
  4. 421875
  5. 614125
  6. 68921
  7. 21952
  8. 9261
  9. 35937
  10. 10648
  11. 314432
  12. 226981
  13. 10648
  14. 250047
  15. 29791
  16. 250047
  17. 140608
  18. 19683
  19. 238328
  20. 405224
  21. 2744
  22. 614125
  23. 39304
  24. 46656
  25. 29791
  26. 1728
  27. 9261
  28. 373248
  29. 68921
  30. 2197
  31. 6859
  32. 15625
  33. 29791
  34. 438976
  35. 3375
  36. 226981
  37. 32768
  38. 132651
  39. 1728
  40. 373248

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