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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 401 · 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. 1.95³ =
  2. 2.997³ =
  3. 3.98³ =
  4. 4.103³ =
  5. 5.996³ =
  6. 6.109³ =
  7. 7.1019³ =
  8. 8.1016³ =
  9. 9.93³ =
  10. 10.104³ =
  11. 11.107³ =
  12. 12.106³ =
  13. 13.995³ =
  14. 14.996³ =
  15. 15.1010³ =
  16. 16.97³ =
  17. 17.996³ =
  18. 18.1017³ =
  19. 19.996³ =
  20. 20.1009³ =
  21. 21.95³ =
  22. 22.102³ =
  23. 23.980³ =
  24. 24.103³ =
  25. 25.991³ =
  26. 26.990³ =
  27. 27.996³ =
  28. 28.987³ =
  29. 29.95³ =
  30. 30.991³ =
  31. 31.106³ =
  32. 32.101³ =
  33. 33.101³ =
  34. 34.1012³ =
  35. 35.980³ =
  36. 36.103³ =
  37. 37.108³ =
  38. 38.1009³ =
  39. 39.91³ =
  40. 40.104³ =

Answer key

  1. 857375
  2. 991026973
  3. 941192
  4. 1092727
  5. 988047936
  6. 1295029
  7. 1058089859
  8. 1048772096
  9. 804357
  10. 1124864
  11. 1225043
  12. 1191016
  13. 985074875
  14. 988047936
  15. 1030301000
  16. 912673
  17. 988047936
  18. 1051871913
  19. 988047936
  20. 1027243729
  21. 857375
  22. 1061208
  23. 941192000
  24. 1092727
  25. 973242271
  26. 970299000
  27. 988047936
  28. 961504803
  29. 857375
  30. 973242271
  31. 1191016
  32. 1030301
  33. 1030301
  34. 1036433728
  35. 941192000
  36. 1092727
  37. 1259712
  38. 1027243729
  39. 753571
  40. 1124864

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