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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 159 · 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. 1.105³ =
  2. 2.1004³ =
  3. 3.101³ =
  4. 4.998³ =
  5. 5.104³ =
  6. 6.92³ =
  7. 7.984³ =
  8. 8.998³ =
  9. 9.99³ =
  10. 10.91³ =
  11. 11.1019³ =
  12. 12.991³ =
  13. 13.985³ =
  14. 14.103³ =
  15. 15.102³ =
  16. 16.96³ =
  17. 17.992³ =
  18. 18.98³ =
  19. 19.987³ =
  20. 20.97³ =
  21. 21.998³ =
  22. 22.98³ =
  23. 23.986³ =
  24. 24.996³ =
  25. 25.102³ =
  26. 26.101³ =
  27. 27.93³ =
  28. 28.1017³ =
  29. 29.106³ =
  30. 30.96³ =
  31. 31.91³ =
  32. 32.91³ =
  33. 33.102³ =
  34. 34.99³ =
  35. 35.98³ =
  36. 36.986³ =
  37. 37.1015³ =
  38. 38.997³ =
  39. 39.990³ =
  40. 40.108³ =

Answer key

  1. 1157625
  2. 1012048064
  3. 1030301
  4. 994011992
  5. 1124864
  6. 778688
  7. 952763904
  8. 994011992
  9. 970299
  10. 753571
  11. 1058089859
  12. 973242271
  13. 955671625
  14. 1092727
  15. 1061208
  16. 884736
  17. 976191488
  18. 941192
  19. 961504803
  20. 912673
  21. 994011992
  22. 941192
  23. 958585256
  24. 988047936
  25. 1061208
  26. 1030301
  27. 804357
  28. 1051871913
  29. 1191016
  30. 884736
  31. 753571
  32. 753571
  33. 1061208
  34. 970299
  35. 941192
  36. 958585256
  37. 1045678375
  38. 991026973
  39. 970299000
  40. 1259712

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