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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 432 · 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. 1.984³ =
  2. 2.983³ =
  3. 3.99³ =
  4. 4.98³ =
  5. 5.104³ =
  6. 6.93³ =
  7. 7.1012³ =
  8. 8.94³ =
  9. 9.999³ =
  10. 10.96³ =
  11. 11.97³ =
  12. 12.1016³ =
  13. 13.109³ =
  14. 14.1007³ =
  15. 15.107³ =
  16. 16.104³ =
  17. 17.92³ =
  18. 18.104³ =
  19. 19.106³ =
  20. 20.1014³ =
  21. 21.97³ =
  22. 22.93³ =
  23. 23.92³ =
  24. 24.102³ =
  25. 25.1009³ =
  26. 26.985³ =
  27. 27.106³ =
  28. 28.107³ =
  29. 29.103³ =
  30. 30.998³ =
  31. 31.102³ =
  32. 32.1019³ =
  33. 33.99³ =
  34. 34.1004³ =
  35. 35.1019³ =
  36. 36.104³ =
  37. 37.1020³ =
  38. 38.988³ =
  39. 39.96³ =
  40. 40.990³ =

Answer key

  1. 952763904
  2. 949862087
  3. 970299
  4. 941192
  5. 1124864
  6. 804357
  7. 1036433728
  8. 830584
  9. 997002999
  10. 884736
  11. 912673
  12. 1048772096
  13. 1295029
  14. 1021147343
  15. 1225043
  16. 1124864
  17. 778688
  18. 1124864
  19. 1191016
  20. 1042590744
  21. 912673
  22. 804357
  23. 778688
  24. 1061208
  25. 1027243729
  26. 955671625
  27. 1191016
  28. 1225043
  29. 1092727
  30. 994011992
  31. 1061208
  32. 1058089859
  33. 970299
  34. 1012048064
  35. 1058089859
  36. 1124864
  37. 1061208000
  38. 964430272
  39. 884736
  40. 970299000

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