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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 595 · 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. 1.996³ =
  2. 2.109³ =
  3. 3.1008³ =
  4. 4.1012³ =
  5. 5.92³ =
  6. 6.91³ =
  7. 7.93³ =
  8. 8.107³ =
  9. 9.101³ =
  10. 10.984³ =
  11. 11.1016³ =
  12. 12.98³ =
  13. 13.97³ =
  14. 14.96³ =
  15. 15.987³ =
  16. 16.997³ =
  17. 17.1016³ =
  18. 18.102³ =
  19. 19.1011³ =
  20. 20.985³ =
  21. 21.103³ =
  22. 22.108³ =
  23. 23.1003³ =
  24. 24.109³ =
  25. 25.106³ =
  26. 26.106³ =
  27. 27.92³ =
  28. 28.985³ =
  29. 29.1013³ =
  30. 30.104³ =
  31. 31.993³ =
  32. 32.1008³ =
  33. 33.103³ =
  34. 34.103³ =
  35. 35.993³ =
  36. 36.988³ =
  37. 37.1006³ =
  38. 38.104³ =
  39. 39.103³ =
  40. 40.102³ =

Answer key

  1. 988047936
  2. 1295029
  3. 1024192512
  4. 1036433728
  5. 778688
  6. 753571
  7. 804357
  8. 1225043
  9. 1030301
  10. 952763904
  11. 1048772096
  12. 941192
  13. 912673
  14. 884736
  15. 961504803
  16. 991026973
  17. 1048772096
  18. 1061208
  19. 1033364331
  20. 955671625
  21. 1092727
  22. 1259712
  23. 1009027027
  24. 1295029
  25. 1191016
  26. 1191016
  27. 778688
  28. 955671625
  29. 1039509197
  30. 1124864
  31. 979146657
  32. 1024192512
  33. 1092727
  34. 1092727
  35. 979146657
  36. 964430272
  37. 1018108216
  38. 1124864
  39. 1092727
  40. 1061208

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