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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 503 · 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. 1.99³ =
  2. 2.1011³ =
  3. 3.991³ =
  4. 4.1019³ =
  5. 5.97³ =
  6. 6.983³ =
  7. 7.1003³ =
  8. 8.1014³ =
  9. 9.109³ =
  10. 10.985³ =
  11. 11.94³ =
  12. 12.96³ =
  13. 13.1013³ =
  14. 14.104³ =
  15. 15.1016³ =
  16. 16.996³ =
  17. 17.107³ =
  18. 18.1012³ =
  19. 19.984³ =
  20. 20.109³ =
  21. 21.984³ =
  22. 22.96³ =
  23. 23.993³ =
  24. 24.1007³ =
  25. 25.990³ =
  26. 26.93³ =
  27. 27.987³ =
  28. 28.96³ =
  29. 29.999³ =
  30. 30.1012³ =
  31. 31.99³ =
  32. 32.107³ =
  33. 33.95³ =
  34. 34.91³ =
  35. 35.1017³ =
  36. 36.1012³ =
  37. 37.987³ =
  38. 38.98³ =
  39. 39.989³ =
  40. 40.1006³ =

Answer key

  1. 970299
  2. 1033364331
  3. 973242271
  4. 1058089859
  5. 912673
  6. 949862087
  7. 1009027027
  8. 1042590744
  9. 1295029
  10. 955671625
  11. 830584
  12. 884736
  13. 1039509197
  14. 1124864
  15. 1048772096
  16. 988047936
  17. 1225043
  18. 1036433728
  19. 952763904
  20. 1295029
  21. 952763904
  22. 884736
  23. 979146657
  24. 1021147343
  25. 970299000
  26. 804357
  27. 961504803
  28. 884736
  29. 997002999
  30. 1036433728
  31. 970299
  32. 1225043
  33. 857375
  34. 753571
  35. 1051871913
  36. 1036433728
  37. 961504803
  38. 941192
  39. 967361669
  40. 1018108216

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