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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 795 · 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. 1.104³ =
  2. 2.97³ =
  3. 3.1008³ =
  4. 4.1017³ =
  5. 5.1015³ =
  6. 6.95³ =
  7. 7.99³ =
  8. 8.97³ =
  9. 9.93³ =
  10. 10.102³ =
  11. 11.98³ =
  12. 12.997³ =
  13. 13.96³ =
  14. 14.107³ =
  15. 15.1015³ =
  16. 16.1020³ =
  17. 17.986³ =
  18. 18.93³ =
  19. 19.96³ =
  20. 20.991³ =
  21. 21.999³ =
  22. 22.1016³ =
  23. 23.1002³ =
  24. 24.101³ =
  25. 25.1006³ =
  26. 26.106³ =
  27. 27.982³ =
  28. 28.98³ =
  29. 29.1010³ =
  30. 30.1002³ =
  31. 31.101³ =
  32. 32.1003³ =
  33. 33.108³ =
  34. 34.1008³ =
  35. 35.109³ =
  36. 36.101³ =
  37. 37.98³ =
  38. 38.993³ =
  39. 39.998³ =
  40. 40.109³ =

Answer key

  1. 1124864
  2. 912673
  3. 1024192512
  4. 1051871913
  5. 1045678375
  6. 857375
  7. 970299
  8. 912673
  9. 804357
  10. 1061208
  11. 941192
  12. 991026973
  13. 884736
  14. 1225043
  15. 1045678375
  16. 1061208000
  17. 958585256
  18. 804357
  19. 884736
  20. 973242271
  21. 997002999
  22. 1048772096
  23. 1006012008
  24. 1030301
  25. 1018108216
  26. 1191016
  27. 946966168
  28. 941192
  29. 1030301000
  30. 1006012008
  31. 1030301
  32. 1009027027
  33. 1259712
  34. 1024192512
  35. 1295029
  36. 1030301
  37. 941192
  38. 979146657
  39. 994011992
  40. 1295029

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