← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 949 · 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. 3.85³ =
  4. 4.99³ =
  5. 5.61³ =
  6. 6.13³ =
  7. 7.75³ =
  8. 8.91³ =
  9. 9.16³ =
  10. 10.81³ =
  11. 11.77³ =
  12. 12.16³ =
  13. 13.19³ =
  14. 14.88³ =
  15. 15.47³ =
  16. 16.99³ =
  17. 17.21³ =
  18. 18.67³ =
  19. 19.42³ =
  20. 20.31³ =
  21. 21.48³ =
  22. 22.76³ =
  23. 23.27³ =
  24. 24.61³ =
  25. 25.89³ =
  26. 26.82³ =
  27. 27.56³ =
  28. 28.61³ =
  29. 29.76³ =
  30. 30.56³ =
  31. 31.39³ =
  32. 32.41³ =
  33. 33.45³ =
  34. 34.41³ =
  35. 35.58³ =
  36. 36.68³ =
  37. 37.43³ =
  38. 38.31³ =
  39. 39.83³ =
  40. 40.76³ =

Answer key

  1. 681472
  2. 6859
  3. 614125
  4. 970299
  5. 226981
  6. 2197
  7. 421875
  8. 753571
  9. 4096
  10. 531441
  11. 456533
  12. 4096
  13. 6859
  14. 681472
  15. 103823
  16. 970299
  17. 9261
  18. 300763
  19. 74088
  20. 29791
  21. 110592
  22. 438976
  23. 19683
  24. 226981
  25. 704969
  26. 551368
  27. 175616
  28. 226981
  29. 438976
  30. 175616
  31. 59319
  32. 68921
  33. 91125
  34. 68921
  35. 195112
  36. 314432
  37. 79507
  38. 29791
  39. 571787
  40. 438976

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