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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 244 · 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. 1.997³ =
  2. 2.1007³ =
  3. 3.1012³ =
  4. 4.93³ =
  5. 5.987³ =
  6. 6.94³ =
  7. 7.99³ =
  8. 8.1008³ =
  9. 9.105³ =
  10. 10.1014³ =
  11. 11.108³ =
  12. 12.1004³ =
  13. 13.94³ =
  14. 14.101³ =
  15. 15.982³ =
  16. 16.98³ =
  17. 17.95³ =
  18. 18.105³ =
  19. 19.96³ =
  20. 20.99³ =
  21. 21.994³ =
  22. 22.99³ =
  23. 23.980³ =
  24. 24.104³ =
  25. 25.99³ =
  26. 26.986³ =
  27. 27.97³ =
  28. 28.1013³ =
  29. 29.1014³ =
  30. 30.95³ =
  31. 31.94³ =
  32. 32.97³ =
  33. 33.1005³ =
  34. 34.999³ =
  35. 35.999³ =
  36. 36.1013³ =
  37. 37.99³ =
  38. 38.94³ =
  39. 39.1005³ =
  40. 40.1011³ =

Answer key

  1. 991026973
  2. 1021147343
  3. 1036433728
  4. 804357
  5. 961504803
  6. 830584
  7. 970299
  8. 1024192512
  9. 1157625
  10. 1042590744
  11. 1259712
  12. 1012048064
  13. 830584
  14. 1030301
  15. 946966168
  16. 941192
  17. 857375
  18. 1157625
  19. 884736
  20. 970299
  21. 982107784
  22. 970299
  23. 941192000
  24. 1124864
  25. 970299
  26. 958585256
  27. 912673
  28. 1039509197
  29. 1042590744
  30. 857375
  31. 830584
  32. 912673
  33. 1015075125
  34. 997002999
  35. 997002999
  36. 1039509197
  37. 970299
  38. 830584
  39. 1015075125
  40. 1033364331

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