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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 190 · 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. 1.94³ =
  2. 2.997³ =
  3. 3.105³ =
  4. 4.104³ =
  5. 5.991³ =
  6. 6.994³ =
  7. 7.1019³ =
  8. 8.93³ =
  9. 9.102³ =
  10. 10.98³ =
  11. 11.97³ =
  12. 12.106³ =
  13. 13.985³ =
  14. 14.990³ =
  15. 15.96³ =
  16. 16.96³ =
  17. 17.998³ =
  18. 18.998³ =
  19. 19.987³ =
  20. 20.98³ =
  21. 21.93³ =
  22. 22.108³ =
  23. 23.991³ =
  24. 24.1005³ =
  25. 25.1008³ =
  26. 26.105³ =
  27. 27.1015³ =
  28. 28.987³ =
  29. 29.103³ =
  30. 30.99³ =
  31. 31.985³ =
  32. 32.98³ =
  33. 33.1004³ =
  34. 34.91³ =
  35. 35.988³ =
  36. 36.105³ =
  37. 37.92³ =
  38. 38.94³ =
  39. 39.102³ =
  40. 40.92³ =

Answer key

  1. 830584
  2. 991026973
  3. 1157625
  4. 1124864
  5. 973242271
  6. 982107784
  7. 1058089859
  8. 804357
  9. 1061208
  10. 941192
  11. 912673
  12. 1191016
  13. 955671625
  14. 970299000
  15. 884736
  16. 884736
  17. 994011992
  18. 994011992
  19. 961504803
  20. 941192
  21. 804357
  22. 1259712
  23. 973242271
  24. 1015075125
  25. 1024192512
  26. 1157625
  27. 1045678375
  28. 961504803
  29. 1092727
  30. 970299
  31. 955671625
  32. 941192
  33. 1012048064
  34. 753571
  35. 964430272
  36. 1157625
  37. 778688
  38. 830584
  39. 1061208
  40. 778688

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