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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 403 · 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. 1.96³ =
  2. 2.96³ =
  3. 3.985³ =
  4. 4.98³ =
  5. 5.105³ =
  6. 6.996³ =
  7. 7.107³ =
  8. 8.107³ =
  9. 9.108³ =
  10. 10.102³ =
  11. 11.1010³ =
  12. 12.102³ =
  13. 13.107³ =
  14. 14.999³ =
  15. 15.102³ =
  16. 16.105³ =
  17. 17.109³ =
  18. 18.1005³ =
  19. 19.1013³ =
  20. 20.1017³ =
  21. 21.92³ =
  22. 22.1013³ =
  23. 23.1018³ =
  24. 24.101³ =
  25. 25.94³ =
  26. 26.1010³ =
  27. 27.109³ =
  28. 28.1020³ =
  29. 29.1020³ =
  30. 30.96³ =
  31. 31.1020³ =
  32. 32.97³ =
  33. 33.102³ =
  34. 34.92³ =
  35. 35.92³ =
  36. 36.93³ =
  37. 37.101³ =
  38. 38.97³ =
  39. 39.101³ =
  40. 40.1003³ =

Answer key

  1. 884736
  2. 884736
  3. 955671625
  4. 941192
  5. 1157625
  6. 988047936
  7. 1225043
  8. 1225043
  9. 1259712
  10. 1061208
  11. 1030301000
  12. 1061208
  13. 1225043
  14. 997002999
  15. 1061208
  16. 1157625
  17. 1295029
  18. 1015075125
  19. 1039509197
  20. 1051871913
  21. 778688
  22. 1039509197
  23. 1054977832
  24. 1030301
  25. 830584
  26. 1030301000
  27. 1295029
  28. 1061208000
  29. 1061208000
  30. 884736
  31. 1061208000
  32. 912673
  33. 1061208
  34. 778688
  35. 778688
  36. 804357
  37. 1030301
  38. 912673
  39. 1030301
  40. 1009027027

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