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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 435 · 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. 1.97³ =
  2. 2.1006³ =
  3. 3.96³ =
  4. 4.999³ =
  5. 5.995³ =
  6. 6.1004³ =
  7. 7.981³ =
  8. 8.94³ =
  9. 9.91³ =
  10. 10.994³ =
  11. 11.99³ =
  12. 12.1005³ =
  13. 13.101³ =
  14. 14.109³ =
  15. 15.1016³ =
  16. 16.984³ =
  17. 17.1019³ =
  18. 18.1010³ =
  19. 19.91³ =
  20. 20.985³ =
  21. 21.103³ =
  22. 22.991³ =
  23. 23.985³ =
  24. 24.993³ =
  25. 25.102³ =
  26. 26.1007³ =
  27. 27.91³ =
  28. 28.104³ =
  29. 29.91³ =
  30. 30.99³ =
  31. 31.93³ =
  32. 32.998³ =
  33. 33.980³ =
  34. 34.98³ =
  35. 35.1012³ =
  36. 36.1009³ =
  37. 37.98³ =
  38. 38.1006³ =
  39. 39.1016³ =
  40. 40.1006³ =

Answer key

  1. 912673
  2. 1018108216
  3. 884736
  4. 997002999
  5. 985074875
  6. 1012048064
  7. 944076141
  8. 830584
  9. 753571
  10. 982107784
  11. 970299
  12. 1015075125
  13. 1030301
  14. 1295029
  15. 1048772096
  16. 952763904
  17. 1058089859
  18. 1030301000
  19. 753571
  20. 955671625
  21. 1092727
  22. 973242271
  23. 955671625
  24. 979146657
  25. 1061208
  26. 1021147343
  27. 753571
  28. 1124864
  29. 753571
  30. 970299
  31. 804357
  32. 994011992
  33. 941192000
  34. 941192
  35. 1036433728
  36. 1027243729
  37. 941192
  38. 1018108216
  39. 1048772096
  40. 1018108216

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