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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 257 · 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. 1.1005³ =
  2. 2.107³ =
  3. 3.1003³ =
  4. 4.1012³ =
  5. 5.98³ =
  6. 6.104³ =
  7. 7.1011³ =
  8. 8.1019³ =
  9. 9.105³ =
  10. 10.95³ =
  11. 11.997³ =
  12. 12.991³ =
  13. 13.96³ =
  14. 14.1012³ =
  15. 15.985³ =
  16. 16.108³ =
  17. 17.102³ =
  18. 18.1016³ =
  19. 19.92³ =
  20. 20.987³ =
  21. 21.99³ =
  22. 22.996³ =
  23. 23.989³ =
  24. 24.109³ =
  25. 25.990³ =
  26. 26.983³ =
  27. 27.1013³ =
  28. 28.98³ =
  29. 29.101³ =
  30. 30.1008³ =
  31. 31.993³ =
  32. 32.93³ =
  33. 33.995³ =
  34. 34.990³ =
  35. 35.99³ =
  36. 36.1012³ =
  37. 37.97³ =
  38. 38.1020³ =
  39. 39.980³ =
  40. 40.989³ =

Answer key

  1. 1015075125
  2. 1225043
  3. 1009027027
  4. 1036433728
  5. 941192
  6. 1124864
  7. 1033364331
  8. 1058089859
  9. 1157625
  10. 857375
  11. 991026973
  12. 973242271
  13. 884736
  14. 1036433728
  15. 955671625
  16. 1259712
  17. 1061208
  18. 1048772096
  19. 778688
  20. 961504803
  21. 970299
  22. 988047936
  23. 967361669
  24. 1295029
  25. 970299000
  26. 949862087
  27. 1039509197
  28. 941192
  29. 1030301
  30. 1024192512
  31. 979146657
  32. 804357
  33. 985074875
  34. 970299000
  35. 970299
  36. 1036433728
  37. 912673
  38. 1061208000
  39. 941192000
  40. 967361669

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