← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 793 · 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. 1.56³ =
  2. 2.25³ =
  3. 3.11³ =
  4. 4.59³ =
  5. 5.78³ =
  6. 6.58³ =
  7. 7.15³ =
  8. 8.97³ =
  9. 9.51³ =
  10. 10.63³ =
  11. 11.34³ =
  12. 12.81³ =
  13. 13.38³ =
  14. 14.81³ =
  15. 15.61³ =
  16. 16.56³ =
  17. 17.18³ =
  18. 18.41³ =
  19. 19.64³ =
  20. 20.76³ =
  21. 21.24³ =
  22. 22.91³ =
  23. 23.81³ =
  24. 24.32³ =
  25. 25.19³ =
  26. 26.51³ =
  27. 27.12³ =
  28. 28.91³ =
  29. 29.28³ =
  30. 30.48³ =
  31. 31.17³ =
  32. 32.95³ =
  33. 33.15³ =
  34. 34.45³ =
  35. 35.91³ =
  36. 36.86³ =
  37. 37.29³ =
  38. 38.31³ =
  39. 39.43³ =
  40. 40.24³ =

Answer key

  1. 175616
  2. 15625
  3. 1331
  4. 205379
  5. 474552
  6. 195112
  7. 3375
  8. 912673
  9. 132651
  10. 250047
  11. 39304
  12. 531441
  13. 54872
  14. 531441
  15. 226981
  16. 175616
  17. 5832
  18. 68921
  19. 262144
  20. 438976
  21. 13824
  22. 753571
  23. 531441
  24. 32768
  25. 6859
  26. 132651
  27. 1728
  28. 753571
  29. 21952
  30. 110592
  31. 4913
  32. 857375
  33. 3375
  34. 91125
  35. 753571
  36. 636056
  37. 24389
  38. 29791
  39. 79507
  40. 13824

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