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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 240 · 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. 1.72³ =
  2. 2.73³ =
  3. 3.91³ =
  4. 4.82³ =
  5. 5.56³ =
  6. 6.17³ =
  7. 7.74³ =
  8. 8.82³ =
  9. 9.22³ =
  10. 10.91³ =
  11. 11.17³ =
  12. 12.51³ =
  13. 13.48³ =
  14. 14.76³ =
  15. 15.79³ =
  16. 16.57³ =
  17. 17.33³ =
  18. 18.39³ =
  19. 19.24³ =
  20. 20.24³ =
  21. 21.95³ =
  22. 22.27³ =
  23. 23.87³ =
  24. 24.73³ =
  25. 25.51³ =
  26. 26.79³ =
  27. 27.19³ =
  28. 28.39³ =
  29. 29.56³ =
  30. 30.95³ =
  31. 31.59³ =
  32. 32.16³ =
  33. 33.82³ =
  34. 34.96³ =
  35. 35.94³ =
  36. 36.18³ =
  37. 37.52³ =
  38. 38.31³ =
  39. 39.23³ =
  40. 40.28³ =

Answer key

  1. 373248
  2. 389017
  3. 753571
  4. 551368
  5. 175616
  6. 4913
  7. 405224
  8. 551368
  9. 10648
  10. 753571
  11. 4913
  12. 132651
  13. 110592
  14. 438976
  15. 493039
  16. 185193
  17. 35937
  18. 59319
  19. 13824
  20. 13824
  21. 857375
  22. 19683
  23. 658503
  24. 389017
  25. 132651
  26. 493039
  27. 6859
  28. 59319
  29. 175616
  30. 857375
  31. 205379
  32. 4096
  33. 551368
  34. 884736
  35. 830584
  36. 5832
  37. 140608
  38. 29791
  39. 12167
  40. 21952

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