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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 677 · 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. 1.27³ =
  2. 2.76³ =
  3. 3.19³ =
  4. 4.98³ =
  5. 5.57³ =
  6. 6.77³ =
  7. 7.54³ =
  8. 8.55³ =
  9. 9.82³ =
  10. 10.39³ =
  11. 11.98³ =
  12. 12.78³ =
  13. 13.28³ =
  14. 14.62³ =
  15. 15.82³ =
  16. 16.51³ =
  17. 17.83³ =
  18. 18.74³ =
  19. 19.23³ =
  20. 20.81³ =
  21. 21.51³ =
  22. 22.59³ =
  23. 23.85³ =
  24. 24.64³ =
  25. 25.96³ =
  26. 26.34³ =
  27. 27.96³ =
  28. 28.27³ =
  29. 29.57³ =
  30. 30.68³ =
  31. 31.16³ =
  32. 32.11³ =
  33. 33.25³ =
  34. 34.73³ =
  35. 35.68³ =
  36. 36.78³ =
  37. 37.33³ =
  38. 38.17³ =
  39. 39.21³ =
  40. 40.69³ =

Answer key

  1. 19683
  2. 438976
  3. 6859
  4. 941192
  5. 185193
  6. 456533
  7. 157464
  8. 166375
  9. 551368
  10. 59319
  11. 941192
  12. 474552
  13. 21952
  14. 238328
  15. 551368
  16. 132651
  17. 571787
  18. 405224
  19. 12167
  20. 531441
  21. 132651
  22. 205379
  23. 614125
  24. 262144
  25. 884736
  26. 39304
  27. 884736
  28. 19683
  29. 185193
  30. 314432
  31. 4096
  32. 1331
  33. 15625
  34. 389017
  35. 314432
  36. 474552
  37. 35937
  38. 4913
  39. 9261
  40. 328509

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