← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 198 · 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. 1.47³ =
  2. 2.21³ =
  3. 3.21³ =
  4. 4.17³ =
  5. 5.26³ =
  6. 6.72³ =
  7. 7.55³ =
  8. 8.46³ =
  9. 9.52³ =
  10. 10.25³ =
  11. 11.62³ =
  12. 12.97³ =
  13. 13.21³ =
  14. 14.12³ =
  15. 15.14³ =
  16. 16.61³ =
  17. 17.22³ =
  18. 18.61³ =
  19. 19.84³ =
  20. 20.61³ =
  21. 21.14³ =
  22. 22.35³ =
  23. 23.47³ =
  24. 24.55³ =
  25. 25.61³ =
  26. 26.43³ =
  27. 27.11³ =
  28. 28.92³ =
  29. 29.49³ =
  30. 30.32³ =
  31. 31.54³ =
  32. 32.44³ =
  33. 33.21³ =
  34. 34.47³ =
  35. 35.71³ =
  36. 36.21³ =
  37. 37.56³ =
  38. 38.61³ =
  39. 39.24³ =
  40. 40.97³ =

Answer key

  1. 103823
  2. 9261
  3. 9261
  4. 4913
  5. 17576
  6. 373248
  7. 166375
  8. 97336
  9. 140608
  10. 15625
  11. 238328
  12. 912673
  13. 9261
  14. 1728
  15. 2744
  16. 226981
  17. 10648
  18. 226981
  19. 592704
  20. 226981
  21. 2744
  22. 42875
  23. 103823
  24. 166375
  25. 226981
  26. 79507
  27. 1331
  28. 778688
  29. 117649
  30. 32768
  31. 157464
  32. 85184
  33. 9261
  34. 103823
  35. 357911
  36. 9261
  37. 175616
  38. 226981
  39. 13824
  40. 912673

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