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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 328 · 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. 1.107³ =
  2. 2.93³ =
  3. 3.105³ =
  4. 4.101³ =
  5. 5.987³ =
  6. 6.101³ =
  7. 7.96³ =
  8. 8.95³ =
  9. 9.1011³ =
  10. 10.1013³ =
  11. 11.1002³ =
  12. 12.108³ =
  13. 13.97³ =
  14. 14.97³ =
  15. 15.97³ =
  16. 16.109³ =
  17. 17.1012³ =
  18. 18.99³ =
  19. 19.1017³ =
  20. 20.994³ =
  21. 21.983³ =
  22. 22.1014³ =
  23. 23.94³ =
  24. 24.105³ =
  25. 25.102³ =
  26. 26.990³ =
  27. 27.94³ =
  28. 28.984³ =
  29. 29.91³ =
  30. 30.93³ =
  31. 31.988³ =
  32. 32.1019³ =
  33. 33.105³ =
  34. 34.98³ =
  35. 35.108³ =
  36. 36.997³ =
  37. 37.92³ =
  38. 38.991³ =
  39. 39.92³ =
  40. 40.994³ =

Answer key

  1. 1225043
  2. 804357
  3. 1157625
  4. 1030301
  5. 961504803
  6. 1030301
  7. 884736
  8. 857375
  9. 1033364331
  10. 1039509197
  11. 1006012008
  12. 1259712
  13. 912673
  14. 912673
  15. 912673
  16. 1295029
  17. 1036433728
  18. 970299
  19. 1051871913
  20. 982107784
  21. 949862087
  22. 1042590744
  23. 830584
  24. 1157625
  25. 1061208
  26. 970299000
  27. 830584
  28. 952763904
  29. 753571
  30. 804357
  31. 964430272
  32. 1058089859
  33. 1157625
  34. 941192
  35. 1259712
  36. 991026973
  37. 778688
  38. 973242271
  39. 778688
  40. 982107784

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