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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 105 · 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. 1.95³ =
  2. 2.41³ =
  3. 3.71³ =
  4. 4.29³ =
  5. 5.99³ =
  6. 6.32³ =
  7. 7.57³ =
  8. 8.26³ =
  9. 9.98³ =
  10. 10.61³ =
  11. 11.48³ =
  12. 12.64³ =
  13. 13.94³ =
  14. 14.11³ =
  15. 15.92³ =
  16. 16.11³ =
  17. 17.23³ =
  18. 18.65³ =
  19. 19.72³ =
  20. 20.83³ =
  21. 21.32³ =
  22. 22.23³ =
  23. 23.75³ =
  24. 24.89³ =
  25. 25.38³ =
  26. 26.13³ =
  27. 27.49³ =
  28. 28.82³ =
  29. 29.69³ =
  30. 30.41³ =
  31. 31.41³ =
  32. 32.73³ =
  33. 33.47³ =
  34. 34.31³ =
  35. 35.21³ =
  36. 36.19³ =
  37. 37.31³ =
  38. 38.89³ =
  39. 39.55³ =
  40. 40.23³ =

Answer key

  1. 857375
  2. 68921
  3. 357911
  4. 24389
  5. 970299
  6. 32768
  7. 185193
  8. 17576
  9. 941192
  10. 226981
  11. 110592
  12. 262144
  13. 830584
  14. 1331
  15. 778688
  16. 1331
  17. 12167
  18. 274625
  19. 373248
  20. 571787
  21. 32768
  22. 12167
  23. 421875
  24. 704969
  25. 54872
  26. 2197
  27. 117649
  28. 551368
  29. 328509
  30. 68921
  31. 68921
  32. 389017
  33. 103823
  34. 29791
  35. 9261
  36. 6859
  37. 29791
  38. 704969
  39. 166375
  40. 12167

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