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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 573 · 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. 1.996³ =
  2. 2.97³ =
  3. 3.98³ =
  4. 4.1011³ =
  5. 5.1013³ =
  6. 6.1006³ =
  7. 7.97³ =
  8. 8.1019³ =
  9. 9.1020³ =
  10. 10.96³ =
  11. 11.1003³ =
  12. 12.107³ =
  13. 13.104³ =
  14. 14.106³ =
  15. 15.105³ =
  16. 16.105³ =
  17. 17.1019³ =
  18. 18.992³ =
  19. 19.92³ =
  20. 20.1002³ =
  21. 21.103³ =
  22. 22.1015³ =
  23. 23.984³ =
  24. 24.96³ =
  25. 25.106³ =
  26. 26.982³ =
  27. 27.98³ =
  28. 28.1011³ =
  29. 29.1017³ =
  30. 30.1003³ =
  31. 31.96³ =
  32. 32.1016³ =
  33. 33.94³ =
  34. 34.1011³ =
  35. 35.105³ =
  36. 36.98³ =
  37. 37.1012³ =
  38. 38.1001³ =
  39. 39.94³ =
  40. 40.1002³ =

Answer key

  1. 988047936
  2. 912673
  3. 941192
  4. 1033364331
  5. 1039509197
  6. 1018108216
  7. 912673
  8. 1058089859
  9. 1061208000
  10. 884736
  11. 1009027027
  12. 1225043
  13. 1124864
  14. 1191016
  15. 1157625
  16. 1157625
  17. 1058089859
  18. 976191488
  19. 778688
  20. 1006012008
  21. 1092727
  22. 1045678375
  23. 952763904
  24. 884736
  25. 1191016
  26. 946966168
  27. 941192
  28. 1033364331
  29. 1051871913
  30. 1009027027
  31. 884736
  32. 1048772096
  33. 830584
  34. 1033364331
  35. 1157625
  36. 941192
  37. 1036433728
  38. 1003003001
  39. 830584
  40. 1006012008

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