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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 57 · 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. 1.101³ =
  2. 2.93³ =
  3. 3.93³ =
  4. 4.104³ =
  5. 5.107³ =
  6. 6.992³ =
  7. 7.1004³ =
  8. 8.91³ =
  9. 9.91³ =
  10. 10.92³ =
  11. 11.997³ =
  12. 12.989³ =
  13. 13.985³ =
  14. 14.92³ =
  15. 15.102³ =
  16. 16.985³ =
  17. 17.1012³ =
  18. 18.94³ =
  19. 19.97³ =
  20. 20.109³ =
  21. 21.998³ =
  22. 22.997³ =
  23. 23.94³ =
  24. 24.96³ =
  25. 25.996³ =
  26. 26.93³ =
  27. 27.1003³ =
  28. 28.92³ =
  29. 29.99³ =
  30. 30.94³ =
  31. 31.106³ =
  32. 32.94³ =
  33. 33.102³ =
  34. 34.109³ =
  35. 35.105³ =
  36. 36.93³ =
  37. 37.102³ =
  38. 38.106³ =
  39. 39.105³ =
  40. 40.1013³ =

Answer key

  1. 1030301
  2. 804357
  3. 804357
  4. 1124864
  5. 1225043
  6. 976191488
  7. 1012048064
  8. 753571
  9. 753571
  10. 778688
  11. 991026973
  12. 967361669
  13. 955671625
  14. 778688
  15. 1061208
  16. 955671625
  17. 1036433728
  18. 830584
  19. 912673
  20. 1295029
  21. 994011992
  22. 991026973
  23. 830584
  24. 884736
  25. 988047936
  26. 804357
  27. 1009027027
  28. 778688
  29. 970299
  30. 830584
  31. 1191016
  32. 830584
  33. 1061208
  34. 1295029
  35. 1157625
  36. 804357
  37. 1061208
  38. 1191016
  39. 1157625
  40. 1039509197

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