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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 370 · 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. 1.96³ =
  2. 2.1012³ =
  3. 3.995³ =
  4. 4.1011³ =
  5. 5.980³ =
  6. 6.1013³ =
  7. 7.109³ =
  8. 8.107³ =
  9. 9.1008³ =
  10. 10.1011³ =
  11. 11.995³ =
  12. 12.984³ =
  13. 13.91³ =
  14. 14.981³ =
  15. 15.1007³ =
  16. 16.107³ =
  17. 17.109³ =
  18. 18.91³ =
  19. 19.105³ =
  20. 20.1002³ =
  21. 21.97³ =
  22. 22.1017³ =
  23. 23.91³ =
  24. 24.1018³ =
  25. 25.92³ =
  26. 26.93³ =
  27. 27.994³ =
  28. 28.990³ =
  29. 29.1001³ =
  30. 30.998³ =
  31. 31.102³ =
  32. 32.993³ =
  33. 33.99³ =
  34. 34.93³ =
  35. 35.1004³ =
  36. 36.1006³ =
  37. 37.95³ =
  38. 38.105³ =
  39. 39.1015³ =
  40. 40.997³ =

Answer key

  1. 884736
  2. 1036433728
  3. 985074875
  4. 1033364331
  5. 941192000
  6. 1039509197
  7. 1295029
  8. 1225043
  9. 1024192512
  10. 1033364331
  11. 985074875
  12. 952763904
  13. 753571
  14. 944076141
  15. 1021147343
  16. 1225043
  17. 1295029
  18. 753571
  19. 1157625
  20. 1006012008
  21. 912673
  22. 1051871913
  23. 753571
  24. 1054977832
  25. 778688
  26. 804357
  27. 982107784
  28. 970299000
  29. 1003003001
  30. 994011992
  31. 1061208
  32. 979146657
  33. 970299
  34. 804357
  35. 1012048064
  36. 1018108216
  37. 857375
  38. 1157625
  39. 1045678375
  40. 991026973

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