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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 334 · 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. 1.105³ =
  2. 2.984³ =
  3. 3.96³ =
  4. 4.981³ =
  5. 5.93³ =
  6. 6.1009³ =
  7. 7.1008³ =
  8. 8.91³ =
  9. 9.95³ =
  10. 10.106³ =
  11. 11.95³ =
  12. 12.1004³ =
  13. 13.91³ =
  14. 14.987³ =
  15. 15.1010³ =
  16. 16.94³ =
  17. 17.998³ =
  18. 18.999³ =
  19. 19.101³ =
  20. 20.981³ =
  21. 21.994³ =
  22. 22.104³ =
  23. 23.99³ =
  24. 24.97³ =
  25. 25.996³ =
  26. 26.99³ =
  27. 27.1001³ =
  28. 28.1002³ =
  29. 29.96³ =
  30. 30.101³ =
  31. 31.983³ =
  32. 32.1005³ =
  33. 33.93³ =
  34. 34.109³ =
  35. 35.996³ =
  36. 36.1011³ =
  37. 37.995³ =
  38. 38.101³ =
  39. 39.96³ =
  40. 40.101³ =

Answer key

  1. 1157625
  2. 952763904
  3. 884736
  4. 944076141
  5. 804357
  6. 1027243729
  7. 1024192512
  8. 753571
  9. 857375
  10. 1191016
  11. 857375
  12. 1012048064
  13. 753571
  14. 961504803
  15. 1030301000
  16. 830584
  17. 994011992
  18. 997002999
  19. 1030301
  20. 944076141
  21. 982107784
  22. 1124864
  23. 970299
  24. 912673
  25. 988047936
  26. 970299
  27. 1003003001
  28. 1006012008
  29. 884736
  30. 1030301
  31. 949862087
  32. 1015075125
  33. 804357
  34. 1295029
  35. 988047936
  36. 1033364331
  37. 985074875
  38. 1030301
  39. 884736
  40. 1030301

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