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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 307 · 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. 1.1005³ =
  2. 2.94³ =
  3. 3.995³ =
  4. 4.1017³ =
  5. 5.96³ =
  6. 6.107³ =
  7. 7.104³ =
  8. 8.982³ =
  9. 9.92³ =
  10. 10.1005³ =
  11. 11.997³ =
  12. 12.998³ =
  13. 13.105³ =
  14. 14.1011³ =
  15. 15.982³ =
  16. 16.102³ =
  17. 17.96³ =
  18. 18.1016³ =
  19. 19.1001³ =
  20. 20.993³ =
  21. 21.1008³ =
  22. 22.999³ =
  23. 23.1008³ =
  24. 24.986³ =
  25. 25.98³ =
  26. 26.107³ =
  27. 27.1013³ =
  28. 28.109³ =
  29. 29.105³ =
  30. 30.95³ =
  31. 31.1004³ =
  32. 32.99³ =
  33. 33.1006³ =
  34. 34.94³ =
  35. 35.93³ =
  36. 36.1003³ =
  37. 37.95³ =
  38. 38.96³ =
  39. 39.97³ =
  40. 40.92³ =

Answer key

  1. 1015075125
  2. 830584
  3. 985074875
  4. 1051871913
  5. 884736
  6. 1225043
  7. 1124864
  8. 946966168
  9. 778688
  10. 1015075125
  11. 991026973
  12. 994011992
  13. 1157625
  14. 1033364331
  15. 946966168
  16. 1061208
  17. 884736
  18. 1048772096
  19. 1003003001
  20. 979146657
  21. 1024192512
  22. 997002999
  23. 1024192512
  24. 958585256
  25. 941192
  26. 1225043
  27. 1039509197
  28. 1295029
  29. 1157625
  30. 857375
  31. 1012048064
  32. 970299
  33. 1018108216
  34. 830584
  35. 804357
  36. 1009027027
  37. 857375
  38. 884736
  39. 912673
  40. 778688

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