← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 200 · 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. 1.85³ =
  2. 2.97³ =
  3. 3.36³ =
  4. 4.13³ =
  5. 5.21³ =
  6. 6.44³ =
  7. 7.16³ =
  8. 8.88³ =
  9. 9.27³ =
  10. 10.44³ =
  11. 11.98³ =
  12. 12.95³ =
  13. 13.85³ =
  14. 14.14³ =
  15. 15.66³ =
  16. 16.33³ =
  17. 17.32³ =
  18. 18.82³ =
  19. 19.83³ =
  20. 20.44³ =
  21. 21.52³ =
  22. 22.79³ =
  23. 23.99³ =
  24. 24.44³ =
  25. 25.28³ =
  26. 26.39³ =
  27. 27.56³ =
  28. 28.47³ =
  29. 29.92³ =
  30. 30.33³ =
  31. 31.26³ =
  32. 32.72³ =
  33. 33.81³ =
  34. 34.58³ =
  35. 35.23³ =
  36. 36.63³ =
  37. 37.76³ =
  38. 38.93³ =
  39. 39.62³ =
  40. 40.81³ =

Answer key

  1. 614125
  2. 912673
  3. 46656
  4. 2197
  5. 9261
  6. 85184
  7. 4096
  8. 681472
  9. 19683
  10. 85184
  11. 941192
  12. 857375
  13. 614125
  14. 2744
  15. 287496
  16. 35937
  17. 32768
  18. 551368
  19. 571787
  20. 85184
  21. 140608
  22. 493039
  23. 970299
  24. 85184
  25. 21952
  26. 59319
  27. 175616
  28. 103823
  29. 778688
  30. 35937
  31. 17576
  32. 373248
  33. 531441
  34. 195112
  35. 12167
  36. 250047
  37. 438976
  38. 804357
  39. 238328
  40. 531441

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