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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 773 · 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. 1.94³ =
  2. 2.1013³ =
  3. 3.1003³ =
  4. 4.104³ =
  5. 5.1005³ =
  6. 6.1002³ =
  7. 7.96³ =
  8. 8.987³ =
  9. 9.980³ =
  10. 10.101³ =
  11. 11.98³ =
  12. 12.94³ =
  13. 13.92³ =
  14. 14.1004³ =
  15. 15.95³ =
  16. 16.102³ =
  17. 17.986³ =
  18. 18.987³ =
  19. 19.993³ =
  20. 20.108³ =
  21. 21.106³ =
  22. 22.106³ =
  23. 23.987³ =
  24. 24.1016³ =
  25. 25.106³ =
  26. 26.103³ =
  27. 27.101³ =
  28. 28.104³ =
  29. 29.99³ =
  30. 30.97³ =
  31. 31.1011³ =
  32. 32.1013³ =
  33. 33.993³ =
  34. 34.984³ =
  35. 35.106³ =
  36. 36.94³ =
  37. 37.102³ =
  38. 38.93³ =
  39. 39.101³ =
  40. 40.93³ =

Answer key

  1. 830584
  2. 1039509197
  3. 1009027027
  4. 1124864
  5. 1015075125
  6. 1006012008
  7. 884736
  8. 961504803
  9. 941192000
  10. 1030301
  11. 941192
  12. 830584
  13. 778688
  14. 1012048064
  15. 857375
  16. 1061208
  17. 958585256
  18. 961504803
  19. 979146657
  20. 1259712
  21. 1191016
  22. 1191016
  23. 961504803
  24. 1048772096
  25. 1191016
  26. 1092727
  27. 1030301
  28. 1124864
  29. 970299
  30. 912673
  31. 1033364331
  32. 1039509197
  33. 979146657
  34. 952763904
  35. 1191016
  36. 830584
  37. 1061208
  38. 804357
  39. 1030301
  40. 804357

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