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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 292 · 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. 1.29³ =
  2. 2.59³ =
  3. 3.53³ =
  4. 4.72³ =
  5. 5.67³ =
  6. 6.51³ =
  7. 7.29³ =
  8. 8.61³ =
  9. 9.62³ =
  10. 10.14³ =
  11. 11.28³ =
  12. 12.82³ =
  13. 13.17³ =
  14. 14.67³ =
  15. 15.26³ =
  16. 16.43³ =
  17. 17.46³ =
  18. 18.23³ =
  19. 19.74³ =
  20. 20.89³ =
  21. 21.33³ =
  22. 22.62³ =
  23. 23.25³ =
  24. 24.27³ =
  25. 25.97³ =
  26. 26.21³ =
  27. 27.76³ =
  28. 28.23³ =
  29. 29.19³ =
  30. 30.25³ =
  31. 31.86³ =
  32. 32.79³ =
  33. 33.88³ =
  34. 34.66³ =
  35. 35.12³ =
  36. 36.74³ =
  37. 37.97³ =
  38. 38.58³ =
  39. 39.29³ =
  40. 40.96³ =

Answer key

  1. 24389
  2. 205379
  3. 148877
  4. 373248
  5. 300763
  6. 132651
  7. 24389
  8. 226981
  9. 238328
  10. 2744
  11. 21952
  12. 551368
  13. 4913
  14. 300763
  15. 17576
  16. 79507
  17. 97336
  18. 12167
  19. 405224
  20. 704969
  21. 35937
  22. 238328
  23. 15625
  24. 19683
  25. 912673
  26. 9261
  27. 438976
  28. 12167
  29. 6859
  30. 15625
  31. 636056
  32. 493039
  33. 681472
  34. 287496
  35. 1728
  36. 405224
  37. 912673
  38. 195112
  39. 24389
  40. 884736

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