← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 704 · 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. 1.79³ =
  2. 2.21³ =
  3. 3.43³ =
  4. 4.41³ =
  5. 5.65³ =
  6. 6.92³ =
  7. 7.86³ =
  8. 8.35³ =
  9. 9.21³ =
  10. 10.86³ =
  11. 11.61³ =
  12. 12.78³ =
  13. 13.85³ =
  14. 14.63³ =
  15. 15.85³ =
  16. 16.54³ =
  17. 17.73³ =
  18. 18.42³ =
  19. 19.15³ =
  20. 20.96³ =
  21. 21.91³ =
  22. 22.15³ =
  23. 23.42³ =
  24. 24.67³ =
  25. 25.25³ =
  26. 26.31³ =
  27. 27.91³ =
  28. 28.92³ =
  29. 29.95³ =
  30. 30.92³ =
  31. 31.66³ =
  32. 32.95³ =
  33. 33.65³ =
  34. 34.84³ =
  35. 35.59³ =
  36. 36.23³ =
  37. 37.69³ =
  38. 38.72³ =
  39. 39.21³ =
  40. 40.13³ =

Answer key

  1. 493039
  2. 9261
  3. 79507
  4. 68921
  5. 274625
  6. 778688
  7. 636056
  8. 42875
  9. 9261
  10. 636056
  11. 226981
  12. 474552
  13. 614125
  14. 250047
  15. 614125
  16. 157464
  17. 389017
  18. 74088
  19. 3375
  20. 884736
  21. 753571
  22. 3375
  23. 74088
  24. 300763
  25. 15625
  26. 29791
  27. 753571
  28. 778688
  29. 857375
  30. 778688
  31. 287496
  32. 857375
  33. 274625
  34. 592704
  35. 205379
  36. 12167
  37. 328509
  38. 373248
  39. 9261
  40. 2197

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