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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 297 · 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. 1.1006³ =
  2. 2.96³ =
  3. 3.1010³ =
  4. 4.102³ =
  5. 5.104³ =
  6. 6.106³ =
  7. 7.107³ =
  8. 8.995³ =
  9. 9.984³ =
  10. 10.994³ =
  11. 11.981³ =
  12. 12.102³ =
  13. 13.105³ =
  14. 14.1005³ =
  15. 15.95³ =
  16. 16.102³ =
  17. 17.1008³ =
  18. 18.1003³ =
  19. 19.99³ =
  20. 20.94³ =
  21. 21.101³ =
  22. 22.107³ =
  23. 23.1015³ =
  24. 24.1012³ =
  25. 25.106³ =
  26. 26.109³ =
  27. 27.99³ =
  28. 28.1007³ =
  29. 29.983³ =
  30. 30.993³ =
  31. 31.98³ =
  32. 32.999³ =
  33. 33.97³ =
  34. 34.1007³ =
  35. 35.107³ =
  36. 36.1004³ =
  37. 37.104³ =
  38. 38.1020³ =
  39. 39.994³ =
  40. 40.1008³ =

Answer key

  1. 1018108216
  2. 884736
  3. 1030301000
  4. 1061208
  5. 1124864
  6. 1191016
  7. 1225043
  8. 985074875
  9. 952763904
  10. 982107784
  11. 944076141
  12. 1061208
  13. 1157625
  14. 1015075125
  15. 857375
  16. 1061208
  17. 1024192512
  18. 1009027027
  19. 970299
  20. 830584
  21. 1030301
  22. 1225043
  23. 1045678375
  24. 1036433728
  25. 1191016
  26. 1295029
  27. 970299
  28. 1021147343
  29. 949862087
  30. 979146657
  31. 941192
  32. 997002999
  33. 912673
  34. 1021147343
  35. 1225043
  36. 1012048064
  37. 1124864
  38. 1061208000
  39. 982107784
  40. 1024192512

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