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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 10 · 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. 1.105³ =
  2. 2.1014³ =
  3. 3.97³ =
  4. 4.103³ =
  5. 5.1015³ =
  6. 6.983³ =
  7. 7.104³ =
  8. 8.1017³ =
  9. 9.103³ =
  10. 10.108³ =
  11. 11.999³ =
  12. 12.1006³ =
  13. 13.97³ =
  14. 14.94³ =
  15. 15.1008³ =
  16. 16.95³ =
  17. 17.92³ =
  18. 18.92³ =
  19. 19.1005³ =
  20. 20.93³ =
  21. 21.987³ =
  22. 22.101³ =
  23. 23.95³ =
  24. 24.1005³ =
  25. 25.986³ =
  26. 26.91³ =
  27. 27.92³ =
  28. 28.1003³ =
  29. 29.102³ =
  30. 30.1012³ =
  31. 31.994³ =
  32. 32.98³ =
  33. 33.104³ =
  34. 34.998³ =
  35. 35.1008³ =
  36. 36.92³ =
  37. 37.104³ =
  38. 38.96³ =
  39. 39.107³ =
  40. 40.993³ =

Answer key

  1. 1157625
  2. 1042590744
  3. 912673
  4. 1092727
  5. 1045678375
  6. 949862087
  7. 1124864
  8. 1051871913
  9. 1092727
  10. 1259712
  11. 997002999
  12. 1018108216
  13. 912673
  14. 830584
  15. 1024192512
  16. 857375
  17. 778688
  18. 778688
  19. 1015075125
  20. 804357
  21. 961504803
  22. 1030301
  23. 857375
  24. 1015075125
  25. 958585256
  26. 753571
  27. 778688
  28. 1009027027
  29. 1061208
  30. 1036433728
  31. 982107784
  32. 941192
  33. 1124864
  34. 994011992
  35. 1024192512
  36. 778688
  37. 1124864
  38. 884736
  39. 1225043
  40. 979146657

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