← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 109 · 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. 1.98³ =
  2. 2.24³ =
  3. 3.33³ =
  4. 4.74³ =
  5. 5.13³ =
  6. 6.51³ =
  7. 7.76³ =
  8. 8.61³ =
  9. 9.29³ =
  10. 10.51³ =
  11. 11.76³ =
  12. 12.68³ =
  13. 13.24³ =
  14. 14.99³ =
  15. 15.19³ =
  16. 16.41³ =
  17. 17.91³ =
  18. 18.33³ =
  19. 19.95³ =
  20. 20.49³ =
  21. 21.14³ =
  22. 22.23³ =
  23. 23.99³ =
  24. 24.58³ =
  25. 25.77³ =
  26. 26.41³ =
  27. 27.73³ =
  28. 28.75³ =
  29. 29.12³ =
  30. 30.57³ =
  31. 31.86³ =
  32. 32.62³ =
  33. 33.18³ =
  34. 34.92³ =
  35. 35.19³ =
  36. 36.41³ =
  37. 37.63³ =
  38. 38.74³ =
  39. 39.83³ =
  40. 40.82³ =

Answer key

  1. 941192
  2. 13824
  3. 35937
  4. 405224
  5. 2197
  6. 132651
  7. 438976
  8. 226981
  9. 24389
  10. 132651
  11. 438976
  12. 314432
  13. 13824
  14. 970299
  15. 6859
  16. 68921
  17. 753571
  18. 35937
  19. 857375
  20. 117649
  21. 2744
  22. 12167
  23. 970299
  24. 195112
  25. 456533
  26. 68921
  27. 389017
  28. 421875
  29. 1728
  30. 185193
  31. 636056
  32. 238328
  33. 5832
  34. 778688
  35. 6859
  36. 68921
  37. 250047
  38. 405224
  39. 571787
  40. 551368

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