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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 357 · 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. 1.103³ =
  2. 2.999³ =
  3. 3.107³ =
  4. 4.982³ =
  5. 5.1003³ =
  6. 6.1004³ =
  7. 7.102³ =
  8. 8.99³ =
  9. 9.96³ =
  10. 10.104³ =
  11. 11.92³ =
  12. 12.1003³ =
  13. 13.95³ =
  14. 14.985³ =
  15. 15.103³ =
  16. 16.994³ =
  17. 17.996³ =
  18. 18.981³ =
  19. 19.104³ =
  20. 20.101³ =
  21. 21.994³ =
  22. 22.981³ =
  23. 23.1012³ =
  24. 24.994³ =
  25. 25.91³ =
  26. 26.1018³ =
  27. 27.99³ =
  28. 28.998³ =
  29. 29.987³ =
  30. 30.1005³ =
  31. 31.106³ =
  32. 32.96³ =
  33. 33.108³ =
  34. 34.101³ =
  35. 35.93³ =
  36. 36.101³ =
  37. 37.1001³ =
  38. 38.987³ =
  39. 39.105³ =
  40. 40.1005³ =

Answer key

  1. 1092727
  2. 997002999
  3. 1225043
  4. 946966168
  5. 1009027027
  6. 1012048064
  7. 1061208
  8. 970299
  9. 884736
  10. 1124864
  11. 778688
  12. 1009027027
  13. 857375
  14. 955671625
  15. 1092727
  16. 982107784
  17. 988047936
  18. 944076141
  19. 1124864
  20. 1030301
  21. 982107784
  22. 944076141
  23. 1036433728
  24. 982107784
  25. 753571
  26. 1054977832
  27. 970299
  28. 994011992
  29. 961504803
  30. 1015075125
  31. 1191016
  32. 884736
  33. 1259712
  34. 1030301
  35. 804357
  36. 1030301
  37. 1003003001
  38. 961504803
  39. 1157625
  40. 1015075125

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