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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 43 · 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. 1.107³ =
  2. 2.93³ =
  3. 3.995³ =
  4. 4.987³ =
  5. 5.981³ =
  6. 6.105³ =
  7. 7.97³ =
  8. 8.103³ =
  9. 9.99³ =
  10. 10.991³ =
  11. 11.986³ =
  12. 12.96³ =
  13. 13.105³ =
  14. 14.101³ =
  15. 15.1014³ =
  16. 16.94³ =
  17. 17.94³ =
  18. 18.98³ =
  19. 19.1016³ =
  20. 20.986³ =
  21. 21.101³ =
  22. 22.995³ =
  23. 23.108³ =
  24. 24.93³ =
  25. 25.981³ =
  26. 26.108³ =
  27. 27.986³ =
  28. 28.91³ =
  29. 29.1019³ =
  30. 30.97³ =
  31. 31.987³ =
  32. 32.105³ =
  33. 33.107³ =
  34. 34.98³ =
  35. 35.94³ =
  36. 36.97³ =
  37. 37.1007³ =
  38. 38.104³ =
  39. 39.105³ =
  40. 40.1009³ =

Answer key

  1. 1225043
  2. 804357
  3. 985074875
  4. 961504803
  5. 944076141
  6. 1157625
  7. 912673
  8. 1092727
  9. 970299
  10. 973242271
  11. 958585256
  12. 884736
  13. 1157625
  14. 1030301
  15. 1042590744
  16. 830584
  17. 830584
  18. 941192
  19. 1048772096
  20. 958585256
  21. 1030301
  22. 985074875
  23. 1259712
  24. 804357
  25. 944076141
  26. 1259712
  27. 958585256
  28. 753571
  29. 1058089859
  30. 912673
  31. 961504803
  32. 1157625
  33. 1225043
  34. 941192
  35. 830584
  36. 912673
  37. 1021147343
  38. 1124864
  39. 1157625
  40. 1027243729

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