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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 168 · 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. 1.102³ =
  2. 2.1004³ =
  3. 3.106³ =
  4. 4.96³ =
  5. 5.93³ =
  6. 6.997³ =
  7. 7.990³ =
  8. 8.99³ =
  9. 9.102³ =
  10. 10.98³ =
  11. 11.1019³ =
  12. 12.985³ =
  13. 13.98³ =
  14. 14.103³ =
  15. 15.99³ =
  16. 16.93³ =
  17. 17.1009³ =
  18. 18.107³ =
  19. 19.994³ =
  20. 20.984³ =
  21. 21.1015³ =
  22. 22.106³ =
  23. 23.105³ =
  24. 24.99³ =
  25. 25.998³ =
  26. 26.106³ =
  27. 27.1019³ =
  28. 28.996³ =
  29. 29.99³ =
  30. 30.983³ =
  31. 31.999³ =
  32. 32.994³ =
  33. 33.97³ =
  34. 34.104³ =
  35. 35.109³ =
  36. 36.94³ =
  37. 37.91³ =
  38. 38.95³ =
  39. 39.102³ =
  40. 40.1003³ =

Answer key

  1. 1061208
  2. 1012048064
  3. 1191016
  4. 884736
  5. 804357
  6. 991026973
  7. 970299000
  8. 970299
  9. 1061208
  10. 941192
  11. 1058089859
  12. 955671625
  13. 941192
  14. 1092727
  15. 970299
  16. 804357
  17. 1027243729
  18. 1225043
  19. 982107784
  20. 952763904
  21. 1045678375
  22. 1191016
  23. 1157625
  24. 970299
  25. 994011992
  26. 1191016
  27. 1058089859
  28. 988047936
  29. 970299
  30. 949862087
  31. 997002999
  32. 982107784
  33. 912673
  34. 1124864
  35. 1295029
  36. 830584
  37. 753571
  38. 857375
  39. 1061208
  40. 1009027027

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