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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 857 · 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. 1.1019³ =
  2. 2.1014³ =
  3. 3.985³ =
  4. 4.991³ =
  5. 5.98³ =
  6. 6.96³ =
  7. 7.104³ =
  8. 8.109³ =
  9. 9.103³ =
  10. 10.94³ =
  11. 11.109³ =
  12. 12.94³ =
  13. 13.101³ =
  14. 14.98³ =
  15. 15.990³ =
  16. 16.102³ =
  17. 17.1016³ =
  18. 18.103³ =
  19. 19.995³ =
  20. 20.105³ =
  21. 21.99³ =
  22. 22.1002³ =
  23. 23.91³ =
  24. 24.93³ =
  25. 25.109³ =
  26. 26.1013³ =
  27. 27.1005³ =
  28. 28.1018³ =
  29. 29.1009³ =
  30. 30.1014³ =
  31. 31.1018³ =
  32. 32.987³ =
  33. 33.1016³ =
  34. 34.106³ =
  35. 35.1005³ =
  36. 36.107³ =
  37. 37.99³ =
  38. 38.985³ =
  39. 39.92³ =
  40. 40.98³ =

Answer key

  1. 1058089859
  2. 1042590744
  3. 955671625
  4. 973242271
  5. 941192
  6. 884736
  7. 1124864
  8. 1295029
  9. 1092727
  10. 830584
  11. 1295029
  12. 830584
  13. 1030301
  14. 941192
  15. 970299000
  16. 1061208
  17. 1048772096
  18. 1092727
  19. 985074875
  20. 1157625
  21. 970299
  22. 1006012008
  23. 753571
  24. 804357
  25. 1295029
  26. 1039509197
  27. 1015075125
  28. 1054977832
  29. 1027243729
  30. 1042590744
  31. 1054977832
  32. 961504803
  33. 1048772096
  34. 1191016
  35. 1015075125
  36. 1225043
  37. 970299
  38. 955671625
  39. 778688
  40. 941192

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