← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 805 · 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. 1.53³ =
  2. 2.75³ =
  3. 3.23³ =
  4. 4.55³ =
  5. 5.81³ =
  6. 6.53³ =
  7. 7.59³ =
  8. 8.62³ =
  9. 9.96³ =
  10. 10.78³ =
  11. 11.43³ =
  12. 12.38³ =
  13. 13.88³ =
  14. 14.75³ =
  15. 15.85³ =
  16. 16.69³ =
  17. 17.85³ =
  18. 18.92³ =
  19. 19.55³ =
  20. 20.29³ =
  21. 21.23³ =
  22. 22.61³ =
  23. 23.53³ =
  24. 24.33³ =
  25. 25.57³ =
  26. 26.61³ =
  27. 27.57³ =
  28. 28.21³ =
  29. 29.17³ =
  30. 30.71³ =
  31. 31.72³ =
  32. 32.41³ =
  33. 33.12³ =
  34. 34.49³ =
  35. 35.19³ =
  36. 36.79³ =
  37. 37.66³ =
  38. 38.97³ =
  39. 39.71³ =
  40. 40.45³ =

Answer key

  1. 148877
  2. 421875
  3. 12167
  4. 166375
  5. 531441
  6. 148877
  7. 205379
  8. 238328
  9. 884736
  10. 474552
  11. 79507
  12. 54872
  13. 681472
  14. 421875
  15. 614125
  16. 328509
  17. 614125
  18. 778688
  19. 166375
  20. 24389
  21. 12167
  22. 226981
  23. 148877
  24. 35937
  25. 185193
  26. 226981
  27. 185193
  28. 9261
  29. 4913
  30. 357911
  31. 373248
  32. 68921
  33. 1728
  34. 117649
  35. 6859
  36. 493039
  37. 287496
  38. 912673
  39. 357911
  40. 91125

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