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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 311 · 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. 1.102³ =
  2. 2.983³ =
  3. 3.986³ =
  4. 4.103³ =
  5. 5.983³ =
  6. 6.1005³ =
  7. 7.106³ =
  8. 8.982³ =
  9. 9.92³ =
  10. 10.1016³ =
  11. 11.101³ =
  12. 12.98³ =
  13. 13.101³ =
  14. 14.109³ =
  15. 15.995³ =
  16. 16.988³ =
  17. 17.985³ =
  18. 18.96³ =
  19. 19.988³ =
  20. 20.97³ =
  21. 21.95³ =
  22. 22.1015³ =
  23. 23.107³ =
  24. 24.104³ =
  25. 25.96³ =
  26. 26.108³ =
  27. 27.107³ =
  28. 28.1002³ =
  29. 29.1012³ =
  30. 30.1003³ =
  31. 31.106³ =
  32. 32.98³ =
  33. 33.101³ =
  34. 34.1013³ =
  35. 35.108³ =
  36. 36.1012³ =
  37. 37.985³ =
  38. 38.95³ =
  39. 39.91³ =
  40. 40.1008³ =

Answer key

  1. 1061208
  2. 949862087
  3. 958585256
  4. 1092727
  5. 949862087
  6. 1015075125
  7. 1191016
  8. 946966168
  9. 778688
  10. 1048772096
  11. 1030301
  12. 941192
  13. 1030301
  14. 1295029
  15. 985074875
  16. 964430272
  17. 955671625
  18. 884736
  19. 964430272
  20. 912673
  21. 857375
  22. 1045678375
  23. 1225043
  24. 1124864
  25. 884736
  26. 1259712
  27. 1225043
  28. 1006012008
  29. 1036433728
  30. 1009027027
  31. 1191016
  32. 941192
  33. 1030301
  34. 1039509197
  35. 1259712
  36. 1036433728
  37. 955671625
  38. 857375
  39. 753571
  40. 1024192512

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