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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 414 · 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. 1.103³ =
  2. 2.101³ =
  3. 3.107³ =
  4. 4.103³ =
  5. 5.105³ =
  6. 6.94³ =
  7. 7.98³ =
  8. 8.107³ =
  9. 9.94³ =
  10. 10.1010³ =
  11. 11.990³ =
  12. 12.993³ =
  13. 13.98³ =
  14. 14.1004³ =
  15. 15.1017³ =
  16. 16.102³ =
  17. 17.997³ =
  18. 18.92³ =
  19. 19.106³ =
  20. 20.998³ =
  21. 21.980³ =
  22. 22.103³ =
  23. 23.1004³ =
  24. 24.1019³ =
  25. 25.984³ =
  26. 26.93³ =
  27. 27.1003³ =
  28. 28.985³ =
  29. 29.98³ =
  30. 30.1004³ =
  31. 31.1008³ =
  32. 32.106³ =
  33. 33.980³ =
  34. 34.996³ =
  35. 35.1015³ =
  36. 36.990³ =
  37. 37.91³ =
  38. 38.993³ =
  39. 39.96³ =
  40. 40.994³ =

Answer key

  1. 1092727
  2. 1030301
  3. 1225043
  4. 1092727
  5. 1157625
  6. 830584
  7. 941192
  8. 1225043
  9. 830584
  10. 1030301000
  11. 970299000
  12. 979146657
  13. 941192
  14. 1012048064
  15. 1051871913
  16. 1061208
  17. 991026973
  18. 778688
  19. 1191016
  20. 994011992
  21. 941192000
  22. 1092727
  23. 1012048064
  24. 1058089859
  25. 952763904
  26. 804357
  27. 1009027027
  28. 955671625
  29. 941192
  30. 1012048064
  31. 1024192512
  32. 1191016
  33. 941192000
  34. 988047936
  35. 1045678375
  36. 970299000
  37. 753571
  38. 979146657
  39. 884736
  40. 982107784

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