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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 635 · 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. 1.104³ =
  2. 2.106³ =
  3. 3.101³ =
  4. 4.102³ =
  5. 5.94³ =
  6. 6.101³ =
  7. 7.91³ =
  8. 8.996³ =
  9. 9.108³ =
  10. 10.1019³ =
  11. 11.1017³ =
  12. 12.994³ =
  13. 13.93³ =
  14. 14.990³ =
  15. 15.1016³ =
  16. 16.94³ =
  17. 17.1007³ =
  18. 18.997³ =
  19. 19.98³ =
  20. 20.96³ =
  21. 21.987³ =
  22. 22.986³ =
  23. 23.106³ =
  24. 24.986³ =
  25. 25.1017³ =
  26. 26.93³ =
  27. 27.106³ =
  28. 28.984³ =
  29. 29.97³ =
  30. 30.104³ =
  31. 31.999³ =
  32. 32.105³ =
  33. 33.1006³ =
  34. 34.107³ =
  35. 35.983³ =
  36. 36.999³ =
  37. 37.983³ =
  38. 38.995³ =
  39. 39.104³ =
  40. 40.94³ =

Answer key

  1. 1124864
  2. 1191016
  3. 1030301
  4. 1061208
  5. 830584
  6. 1030301
  7. 753571
  8. 988047936
  9. 1259712
  10. 1058089859
  11. 1051871913
  12. 982107784
  13. 804357
  14. 970299000
  15. 1048772096
  16. 830584
  17. 1021147343
  18. 991026973
  19. 941192
  20. 884736
  21. 961504803
  22. 958585256
  23. 1191016
  24. 958585256
  25. 1051871913
  26. 804357
  27. 1191016
  28. 952763904
  29. 912673
  30. 1124864
  31. 997002999
  32. 1157625
  33. 1018108216
  34. 1225043
  35. 949862087
  36. 997002999
  37. 949862087
  38. 985074875
  39. 1124864
  40. 830584

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