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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 50 · 40 sums
TalentJR

The trick (Yavadunam): Left part: the number + twice the difference. Middle part: 3 × the difference squared. Right part: the difference cubed. Each right-hand part has as many digits as the base has zeros — carry the extra, borrow if a part is negative.

NameDateTime takenScore ___ / 40
  1. 1.102³ =
  2. 2.1008³ =
  3. 3.1011³ =
  4. 4.99³ =
  5. 5.102³ =
  6. 6.1018³ =
  7. 7.997³ =
  8. 8.981³ =
  9. 9.96³ =
  10. 10.101³ =
  11. 11.1008³ =
  12. 12.983³ =
  13. 13.995³ =
  14. 14.97³ =
  15. 15.994³ =
  16. 16.995³ =
  17. 17.102³ =
  18. 18.1009³ =
  19. 19.98³ =
  20. 20.993³ =
  21. 21.98³ =
  22. 22.1002³ =
  23. 23.105³ =
  24. 24.1015³ =
  25. 25.1016³ =
  26. 26.102³ =
  27. 27.105³ =
  28. 28.99³ =
  29. 29.988³ =
  30. 30.102³ =
  31. 31.1018³ =
  32. 32.98³ =
  33. 33.106³ =
  34. 34.106³ =
  35. 35.1012³ =
  36. 36.996³ =
  37. 37.93³ =
  38. 38.1013³ =
  39. 39.1013³ =
  40. 40.1016³ =

Answer key

  1. 1061208
  2. 1024192512
  3. 1033364331
  4. 970299
  5. 1061208
  6. 1054977832
  7. 991026973
  8. 944076141
  9. 884736
  10. 1030301
  11. 1024192512
  12. 949862087
  13. 985074875
  14. 912673
  15. 982107784
  16. 985074875
  17. 1061208
  18. 1027243729
  19. 941192
  20. 979146657
  21. 941192
  22. 1006012008
  23. 1157625
  24. 1045678375
  25. 1048772096
  26. 1061208
  27. 1157625
  28. 970299
  29. 964430272
  30. 1061208
  31. 1054977832
  32. 941192
  33. 1191016
  34. 1191016
  35. 1036433728
  36. 988047936
  37. 804357
  38. 1039509197
  39. 1039509197
  40. 1048772096

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