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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 37 · 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. 1.983³ =
  2. 2.105³ =
  3. 3.996³ =
  4. 4.994³ =
  5. 5.997³ =
  6. 6.997³ =
  7. 7.101³ =
  8. 8.98³ =
  9. 9.1014³ =
  10. 10.103³ =
  11. 11.96³ =
  12. 12.1010³ =
  13. 13.981³ =
  14. 14.99³ =
  15. 15.106³ =
  16. 16.1002³ =
  17. 17.92³ =
  18. 18.107³ =
  19. 19.994³ =
  20. 20.1013³ =
  21. 21.93³ =
  22. 22.104³ =
  23. 23.988³ =
  24. 24.101³ =
  25. 25.1020³ =
  26. 26.1020³ =
  27. 27.99³ =
  28. 28.104³ =
  29. 29.1010³ =
  30. 30.993³ =
  31. 31.108³ =
  32. 32.981³ =
  33. 33.98³ =
  34. 34.1017³ =
  35. 35.990³ =
  36. 36.1016³ =
  37. 37.982³ =
  38. 38.101³ =
  39. 39.97³ =
  40. 40.98³ =

Answer key

  1. 949862087
  2. 1157625
  3. 988047936
  4. 982107784
  5. 991026973
  6. 991026973
  7. 1030301
  8. 941192
  9. 1042590744
  10. 1092727
  11. 884736
  12. 1030301000
  13. 944076141
  14. 970299
  15. 1191016
  16. 1006012008
  17. 778688
  18. 1225043
  19. 982107784
  20. 1039509197
  21. 804357
  22. 1124864
  23. 964430272
  24. 1030301
  25. 1061208000
  26. 1061208000
  27. 970299
  28. 1124864
  29. 1030301000
  30. 979146657
  31. 1259712
  32. 944076141
  33. 941192
  34. 1051871913
  35. 970299000
  36. 1048772096
  37. 946966168
  38. 1030301
  39. 912673
  40. 941192

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