← Cubes of 2-digit numbers lesson New set →

Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 692 · 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. 2.73³ =
  3. 3.24³ =
  4. 4.28³ =
  5. 5.12³ =
  6. 6.41³ =
  7. 7.36³ =
  8. 8.51³ =
  9. 9.31³ =
  10. 10.66³ =
  11. 11.13³ =
  12. 12.36³ =
  13. 13.65³ =
  14. 14.61³ =
  15. 15.42³ =
  16. 16.59³ =
  17. 17.58³ =
  18. 18.38³ =
  19. 19.43³ =
  20. 20.94³ =
  21. 21.31³ =
  22. 22.26³ =
  23. 23.98³ =
  24. 24.29³ =
  25. 25.16³ =
  26. 26.71³ =
  27. 27.37³ =
  28. 28.51³ =
  29. 29.26³ =
  30. 30.12³ =
  31. 31.12³ =
  32. 32.17³ =
  33. 33.81³ =
  34. 34.15³ =
  35. 35.53³ =
  36. 36.52³ =
  37. 37.31³ =
  38. 38.75³ =
  39. 39.18³ =
  40. 40.36³ =

Answer key

  1. 6859
  2. 389017
  3. 13824
  4. 21952
  5. 1728
  6. 68921
  7. 46656
  8. 132651
  9. 29791
  10. 287496
  11. 2197
  12. 46656
  13. 274625
  14. 226981
  15. 74088
  16. 205379
  17. 195112
  18. 54872
  19. 79507
  20. 830584
  21. 29791
  22. 17576
  23. 941192
  24. 24389
  25. 4096
  26. 357911
  27. 50653
  28. 132651
  29. 17576
  30. 1728
  31. 1728
  32. 4913
  33. 531441
  34. 3375
  35. 148877
  36. 140608
  37. 29791
  38. 421875
  39. 5832
  40. 46656

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