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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 571 · 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. 2.999³ =
  3. 3.94³ =
  4. 4.93³ =
  5. 5.98³ =
  6. 6.101³ =
  7. 7.105³ =
  8. 8.94³ =
  9. 9.1016³ =
  10. 10.1019³ =
  11. 11.92³ =
  12. 12.102³ =
  13. 13.997³ =
  14. 14.92³ =
  15. 15.98³ =
  16. 16.982³ =
  17. 17.92³ =
  18. 18.96³ =
  19. 19.1019³ =
  20. 20.104³ =
  21. 21.105³ =
  22. 22.1013³ =
  23. 23.107³ =
  24. 24.999³ =
  25. 25.93³ =
  26. 26.1011³ =
  27. 27.1014³ =
  28. 28.94³ =
  29. 29.97³ =
  30. 30.1012³ =
  31. 31.990³ =
  32. 32.1005³ =
  33. 33.107³ =
  34. 34.99³ =
  35. 35.990³ =
  36. 36.1013³ =
  37. 37.101³ =
  38. 38.94³ =
  39. 39.108³ =
  40. 40.94³ =

Answer key

  1. 982107784
  2. 997002999
  3. 830584
  4. 804357
  5. 941192
  6. 1030301
  7. 1157625
  8. 830584
  9. 1048772096
  10. 1058089859
  11. 778688
  12. 1061208
  13. 991026973
  14. 778688
  15. 941192
  16. 946966168
  17. 778688
  18. 884736
  19. 1058089859
  20. 1124864
  21. 1157625
  22. 1039509197
  23. 1225043
  24. 997002999
  25. 804357
  26. 1033364331
  27. 1042590744
  28. 830584
  29. 912673
  30. 1036433728
  31. 970299000
  32. 1015075125
  33. 1225043
  34. 970299
  35. 970299000
  36. 1039509197
  37. 1030301
  38. 830584
  39. 1259712
  40. 830584

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