← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 986 · 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. 1.63³ =
  2. 2.77³ =
  3. 3.49³ =
  4. 4.62³ =
  5. 5.93³ =
  6. 6.12³ =
  7. 7.54³ =
  8. 8.87³ =
  9. 9.18³ =
  10. 10.23³ =
  11. 11.77³ =
  12. 12.41³ =
  13. 13.31³ =
  14. 14.21³ =
  15. 15.58³ =
  16. 16.58³ =
  17. 17.36³ =
  18. 18.39³ =
  19. 19.97³ =
  20. 20.53³ =
  21. 21.74³ =
  22. 22.11³ =
  23. 23.42³ =
  24. 24.83³ =
  25. 25.53³ =
  26. 26.62³ =
  27. 27.35³ =
  28. 28.23³ =
  29. 29.29³ =
  30. 30.21³ =
  31. 31.75³ =
  32. 32.24³ =
  33. 33.19³ =
  34. 34.95³ =
  35. 35.79³ =
  36. 36.31³ =
  37. 37.41³ =
  38. 38.41³ =
  39. 39.38³ =
  40. 40.41³ =

Answer key

  1. 250047
  2. 456533
  3. 117649
  4. 238328
  5. 804357
  6. 1728
  7. 157464
  8. 658503
  9. 5832
  10. 12167
  11. 456533
  12. 68921
  13. 29791
  14. 9261
  15. 195112
  16. 195112
  17. 46656
  18. 59319
  19. 912673
  20. 148877
  21. 405224
  22. 1331
  23. 74088
  24. 571787
  25. 148877
  26. 238328
  27. 42875
  28. 12167
  29. 24389
  30. 9261
  31. 421875
  32. 13824
  33. 6859
  34. 857375
  35. 493039
  36. 29791
  37. 68921
  38. 68921
  39. 54872
  40. 68921

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