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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 427 · 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. 1.107³ =
  2. 2.1013³ =
  3. 3.97³ =
  4. 4.104³ =
  5. 5.93³ =
  6. 6.102³ =
  7. 7.1015³ =
  8. 8.102³ =
  9. 9.101³ =
  10. 10.109³ =
  11. 11.104³ =
  12. 12.985³ =
  13. 13.98³ =
  14. 14.995³ =
  15. 15.96³ =
  16. 16.98³ =
  17. 17.1003³ =
  18. 18.1015³ =
  19. 19.96³ =
  20. 20.99³ =
  21. 21.1005³ =
  22. 22.107³ =
  23. 23.998³ =
  24. 24.101³ =
  25. 25.1016³ =
  26. 26.103³ =
  27. 27.97³ =
  28. 28.105³ =
  29. 29.1012³ =
  30. 30.107³ =
  31. 31.987³ =
  32. 32.107³ =
  33. 33.1005³ =
  34. 34.98³ =
  35. 35.980³ =
  36. 36.92³ =
  37. 37.1014³ =
  38. 38.981³ =
  39. 39.103³ =
  40. 40.996³ =

Answer key

  1. 1225043
  2. 1039509197
  3. 912673
  4. 1124864
  5. 804357
  6. 1061208
  7. 1045678375
  8. 1061208
  9. 1030301
  10. 1295029
  11. 1124864
  12. 955671625
  13. 941192
  14. 985074875
  15. 884736
  16. 941192
  17. 1009027027
  18. 1045678375
  19. 884736
  20. 970299
  21. 1015075125
  22. 1225043
  23. 994011992
  24. 1030301
  25. 1048772096
  26. 1092727
  27. 912673
  28. 1157625
  29. 1036433728
  30. 1225043
  31. 961504803
  32. 1225043
  33. 1015075125
  34. 941192
  35. 941192000
  36. 778688
  37. 1042590744
  38. 944076141
  39. 1092727
  40. 988047936

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