← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 997 · 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. 1.88³ =
  2. 2.19³ =
  3. 3.15³ =
  4. 4.46³ =
  5. 5.95³ =
  6. 6.61³ =
  7. 7.32³ =
  8. 8.11³ =
  9. 9.41³ =
  10. 10.28³ =
  11. 11.51³ =
  12. 12.76³ =
  13. 13.37³ =
  14. 14.34³ =
  15. 15.52³ =
  16. 16.28³ =
  17. 17.44³ =
  18. 18.61³ =
  19. 19.89³ =
  20. 20.91³ =
  21. 21.81³ =
  22. 22.61³ =
  23. 23.16³ =
  24. 24.17³ =
  25. 25.14³ =
  26. 26.95³ =
  27. 27.87³ =
  28. 28.26³ =
  29. 29.46³ =
  30. 30.42³ =
  31. 31.98³ =
  32. 32.28³ =
  33. 33.13³ =
  34. 34.84³ =
  35. 35.64³ =
  36. 36.31³ =
  37. 37.45³ =
  38. 38.12³ =
  39. 39.21³ =
  40. 40.39³ =

Answer key

  1. 681472
  2. 6859
  3. 3375
  4. 97336
  5. 857375
  6. 226981
  7. 32768
  8. 1331
  9. 68921
  10. 21952
  11. 132651
  12. 438976
  13. 50653
  14. 39304
  15. 140608
  16. 21952
  17. 85184
  18. 226981
  19. 704969
  20. 753571
  21. 531441
  22. 226981
  23. 4096
  24. 4913
  25. 2744
  26. 857375
  27. 658503
  28. 17576
  29. 97336
  30. 74088
  31. 941192
  32. 21952
  33. 2197
  34. 592704
  35. 262144
  36. 29791
  37. 91125
  38. 1728
  39. 9261
  40. 59319

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