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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 113 · 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. 1.97³ =
  2. 2.78³ =
  3. 3.76³ =
  4. 4.67³ =
  5. 5.56³ =
  6. 6.24³ =
  7. 7.13³ =
  8. 8.87³ =
  9. 9.26³ =
  10. 10.93³ =
  11. 11.58³ =
  12. 12.48³ =
  13. 13.25³ =
  14. 14.55³ =
  15. 15.95³ =
  16. 16.35³ =
  17. 17.41³ =
  18. 18.36³ =
  19. 19.83³ =
  20. 20.86³ =
  21. 21.44³ =
  22. 22.73³ =
  23. 23.23³ =
  24. 24.16³ =
  25. 25.45³ =
  26. 26.67³ =
  27. 27.96³ =
  28. 28.61³ =
  29. 29.22³ =
  30. 30.17³ =
  31. 31.46³ =
  32. 32.31³ =
  33. 33.59³ =
  34. 34.38³ =
  35. 35.51³ =
  36. 36.87³ =
  37. 37.47³ =
  38. 38.97³ =
  39. 39.25³ =
  40. 40.66³ =

Answer key

  1. 912673
  2. 474552
  3. 438976
  4. 300763
  5. 175616
  6. 13824
  7. 2197
  8. 658503
  9. 17576
  10. 804357
  11. 195112
  12. 110592
  13. 15625
  14. 166375
  15. 857375
  16. 42875
  17. 68921
  18. 46656
  19. 571787
  20. 636056
  21. 85184
  22. 389017
  23. 12167
  24. 4096
  25. 91125
  26. 300763
  27. 884736
  28. 226981
  29. 10648
  30. 4913
  31. 97336
  32. 29791
  33. 205379
  34. 54872
  35. 132651
  36. 658503
  37. 103823
  38. 912673
  39. 15625
  40. 287496

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