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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 504 · 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. 1.106³ =
  2. 2.109³ =
  3. 3.105³ =
  4. 4.1016³ =
  5. 5.107³ =
  6. 6.99³ =
  7. 7.986³ =
  8. 8.94³ =
  9. 9.1014³ =
  10. 10.96³ =
  11. 11.1016³ =
  12. 12.986³ =
  13. 13.1008³ =
  14. 14.983³ =
  15. 15.93³ =
  16. 16.107³ =
  17. 17.109³ =
  18. 18.108³ =
  19. 19.1004³ =
  20. 20.92³ =
  21. 21.1016³ =
  22. 22.92³ =
  23. 23.96³ =
  24. 24.997³ =
  25. 25.984³ =
  26. 26.97³ =
  27. 27.95³ =
  28. 28.983³ =
  29. 29.99³ =
  30. 30.984³ =
  31. 31.107³ =
  32. 32.104³ =
  33. 33.94³ =
  34. 34.1010³ =
  35. 35.994³ =
  36. 36.1006³ =
  37. 37.1011³ =
  38. 38.996³ =
  39. 39.95³ =
  40. 40.107³ =

Answer key

  1. 1191016
  2. 1295029
  3. 1157625
  4. 1048772096
  5. 1225043
  6. 970299
  7. 958585256
  8. 830584
  9. 1042590744
  10. 884736
  11. 1048772096
  12. 958585256
  13. 1024192512
  14. 949862087
  15. 804357
  16. 1225043
  17. 1295029
  18. 1259712
  19. 1012048064
  20. 778688
  21. 1048772096
  22. 778688
  23. 884736
  24. 991026973
  25. 952763904
  26. 912673
  27. 857375
  28. 949862087
  29. 970299
  30. 952763904
  31. 1225043
  32. 1124864
  33. 830584
  34. 1030301000
  35. 982107784
  36. 1018108216
  37. 1033364331
  38. 988047936
  39. 857375
  40. 1225043

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