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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 588 · 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. 1.982³ =
  2. 2.1015³ =
  3. 3.96³ =
  4. 4.102³ =
  5. 5.1010³ =
  6. 6.104³ =
  7. 7.98³ =
  8. 8.92³ =
  9. 9.981³ =
  10. 10.1019³ =
  11. 11.1003³ =
  12. 12.1008³ =
  13. 13.99³ =
  14. 14.982³ =
  15. 15.986³ =
  16. 16.96³ =
  17. 17.102³ =
  18. 18.92³ =
  19. 19.93³ =
  20. 20.991³ =
  21. 21.102³ =
  22. 22.1014³ =
  23. 23.99³ =
  24. 24.1016³ =
  25. 25.992³ =
  26. 26.1007³ =
  27. 27.97³ =
  28. 28.996³ =
  29. 29.987³ =
  30. 30.105³ =
  31. 31.997³ =
  32. 32.103³ =
  33. 33.1002³ =
  34. 34.94³ =
  35. 35.99³ =
  36. 36.95³ =
  37. 37.92³ =
  38. 38.998³ =
  39. 39.98³ =
  40. 40.1013³ =

Answer key

  1. 946966168
  2. 1045678375
  3. 884736
  4. 1061208
  5. 1030301000
  6. 1124864
  7. 941192
  8. 778688
  9. 944076141
  10. 1058089859
  11. 1009027027
  12. 1024192512
  13. 970299
  14. 946966168
  15. 958585256
  16. 884736
  17. 1061208
  18. 778688
  19. 804357
  20. 973242271
  21. 1061208
  22. 1042590744
  23. 970299
  24. 1048772096
  25. 976191488
  26. 1021147343
  27. 912673
  28. 988047936
  29. 961504803
  30. 1157625
  31. 991026973
  32. 1092727
  33. 1006012008
  34. 830584
  35. 970299
  36. 857375
  37. 778688
  38. 994011992
  39. 941192
  40. 1039509197

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