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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 376 · 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. 2.31³ =
  3. 3.25³ =
  4. 4.64³ =
  5. 5.53³ =
  6. 6.52³ =
  7. 7.12³ =
  8. 8.63³ =
  9. 9.56³ =
  10. 10.67³ =
  11. 11.31³ =
  12. 12.63³ =
  13. 13.39³ =
  14. 14.91³ =
  15. 15.37³ =
  16. 16.57³ =
  17. 17.75³ =
  18. 18.32³ =
  19. 19.14³ =
  20. 20.33³ =
  21. 21.69³ =
  22. 22.11³ =
  23. 23.75³ =
  24. 24.73³ =
  25. 25.33³ =
  26. 26.65³ =
  27. 27.81³ =
  28. 28.59³ =
  29. 29.84³ =
  30. 30.58³ =
  31. 31.72³ =
  32. 32.51³ =
  33. 33.38³ =
  34. 34.99³ =
  35. 35.52³ =
  36. 36.35³ =
  37. 37.62³ =
  38. 38.19³ =
  39. 39.79³ =
  40. 40.61³ =

Answer key

  1. 857375
  2. 29791
  3. 15625
  4. 262144
  5. 148877
  6. 140608
  7. 1728
  8. 250047
  9. 175616
  10. 300763
  11. 29791
  12. 250047
  13. 59319
  14. 753571
  15. 50653
  16. 185193
  17. 421875
  18. 32768
  19. 2744
  20. 35937
  21. 328509
  22. 1331
  23. 421875
  24. 389017
  25. 35937
  26. 274625
  27. 531441
  28. 205379
  29. 592704
  30. 195112
  31. 373248
  32. 132651
  33. 54872
  34. 970299
  35. 140608
  36. 42875
  37. 238328
  38. 6859
  39. 493039
  40. 226981

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