← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 111 · 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. 1.19³ =
  2. 2.38³ =
  3. 3.25³ =
  4. 4.12³ =
  5. 5.43³ =
  6. 6.46³ =
  7. 7.88³ =
  8. 8.53³ =
  9. 9.78³ =
  10. 10.79³ =
  11. 11.35³ =
  12. 12.54³ =
  13. 13.37³ =
  14. 14.61³ =
  15. 15.51³ =
  16. 16.43³ =
  17. 17.97³ =
  18. 18.11³ =
  19. 19.95³ =
  20. 20.43³ =
  21. 21.17³ =
  22. 22.63³ =
  23. 23.16³ =
  24. 24.63³ =
  25. 25.35³ =
  26. 26.72³ =
  27. 27.26³ =
  28. 28.93³ =
  29. 29.72³ =
  30. 30.76³ =
  31. 31.71³ =
  32. 32.53³ =
  33. 33.13³ =
  34. 34.16³ =
  35. 35.61³ =
  36. 36.33³ =
  37. 37.31³ =
  38. 38.58³ =
  39. 39.17³ =
  40. 40.68³ =

Answer key

  1. 6859
  2. 54872
  3. 15625
  4. 1728
  5. 79507
  6. 97336
  7. 681472
  8. 148877
  9. 474552
  10. 493039
  11. 42875
  12. 157464
  13. 50653
  14. 226981
  15. 132651
  16. 79507
  17. 912673
  18. 1331
  19. 857375
  20. 79507
  21. 4913
  22. 250047
  23. 4096
  24. 250047
  25. 42875
  26. 373248
  27. 17576
  28. 804357
  29. 373248
  30. 438976
  31. 357911
  32. 148877
  33. 2197
  34. 4096
  35. 226981
  36. 35937
  37. 29791
  38. 195112
  39. 4913
  40. 314432

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