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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 464 · 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. 1.994³ =
  2. 2.102³ =
  3. 3.989³ =
  4. 4.102³ =
  5. 5.99³ =
  6. 6.991³ =
  7. 7.97³ =
  8. 8.991³ =
  9. 9.107³ =
  10. 10.989³ =
  11. 11.995³ =
  12. 12.93³ =
  13. 13.103³ =
  14. 14.985³ =
  15. 15.108³ =
  16. 16.106³ =
  17. 17.92³ =
  18. 18.97³ =
  19. 19.1019³ =
  20. 20.1007³ =
  21. 21.108³ =
  22. 22.101³ =
  23. 23.101³ =
  24. 24.105³ =
  25. 25.1004³ =
  26. 26.91³ =
  27. 27.97³ =
  28. 28.101³ =
  29. 29.94³ =
  30. 30.1005³ =
  31. 31.1010³ =
  32. 32.104³ =
  33. 33.97³ =
  34. 34.982³ =
  35. 35.981³ =
  36. 36.101³ =
  37. 37.1003³ =
  38. 38.102³ =
  39. 39.1013³ =
  40. 40.987³ =

Answer key

  1. 982107784
  2. 1061208
  3. 967361669
  4. 1061208
  5. 970299
  6. 973242271
  7. 912673
  8. 973242271
  9. 1225043
  10. 967361669
  11. 985074875
  12. 804357
  13. 1092727
  14. 955671625
  15. 1259712
  16. 1191016
  17. 778688
  18. 912673
  19. 1058089859
  20. 1021147343
  21. 1259712
  22. 1030301
  23. 1030301
  24. 1157625
  25. 1012048064
  26. 753571
  27. 912673
  28. 1030301
  29. 830584
  30. 1015075125
  31. 1030301000
  32. 1124864
  33. 912673
  34. 946966168
  35. 944076141
  36. 1030301
  37. 1009027027
  38. 1061208
  39. 1039509197
  40. 961504803

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