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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 430 · 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. 1.1010³ =
  2. 2.102³ =
  3. 3.997³ =
  4. 4.102³ =
  5. 5.1003³ =
  6. 6.1007³ =
  7. 7.92³ =
  8. 8.93³ =
  9. 9.995³ =
  10. 10.106³ =
  11. 11.94³ =
  12. 12.106³ =
  13. 13.97³ =
  14. 14.101³ =
  15. 15.91³ =
  16. 16.101³ =
  17. 17.101³ =
  18. 18.95³ =
  19. 19.987³ =
  20. 20.92³ =
  21. 21.1013³ =
  22. 22.1003³ =
  23. 23.96³ =
  24. 24.1005³ =
  25. 25.982³ =
  26. 26.99³ =
  27. 27.99³ =
  28. 28.990³ =
  29. 29.987³ =
  30. 30.983³ =
  31. 31.92³ =
  32. 32.98³ =
  33. 33.995³ =
  34. 34.99³ =
  35. 35.103³ =
  36. 36.104³ =
  37. 37.1003³ =
  38. 38.987³ =
  39. 39.97³ =
  40. 40.1013³ =

Answer key

  1. 1030301000
  2. 1061208
  3. 991026973
  4. 1061208
  5. 1009027027
  6. 1021147343
  7. 778688
  8. 804357
  9. 985074875
  10. 1191016
  11. 830584
  12. 1191016
  13. 912673
  14. 1030301
  15. 753571
  16. 1030301
  17. 1030301
  18. 857375
  19. 961504803
  20. 778688
  21. 1039509197
  22. 1009027027
  23. 884736
  24. 1015075125
  25. 946966168
  26. 970299
  27. 970299
  28. 970299000
  29. 961504803
  30. 949862087
  31. 778688
  32. 941192
  33. 985074875
  34. 970299
  35. 1092727
  36. 1124864
  37. 1009027027
  38. 961504803
  39. 912673
  40. 1039509197

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