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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 896 · 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. 1.1016³ =
  2. 2.1006³ =
  3. 3.994³ =
  4. 4.97³ =
  5. 5.92³ =
  6. 6.997³ =
  7. 7.97³ =
  8. 8.1010³ =
  9. 9.103³ =
  10. 10.1019³ =
  11. 11.103³ =
  12. 12.998³ =
  13. 13.1015³ =
  14. 14.1008³ =
  15. 15.983³ =
  16. 16.108³ =
  17. 17.1006³ =
  18. 18.102³ =
  19. 19.1014³ =
  20. 20.986³ =
  21. 21.107³ =
  22. 22.1010³ =
  23. 23.1013³ =
  24. 24.1011³ =
  25. 25.1005³ =
  26. 26.95³ =
  27. 27.983³ =
  28. 28.109³ =
  29. 29.95³ =
  30. 30.106³ =
  31. 31.104³ =
  32. 32.990³ =
  33. 33.990³ =
  34. 34.999³ =
  35. 35.93³ =
  36. 36.993³ =
  37. 37.1019³ =
  38. 38.994³ =
  39. 39.986³ =
  40. 40.93³ =

Answer key

  1. 1048772096
  2. 1018108216
  3. 982107784
  4. 912673
  5. 778688
  6. 991026973
  7. 912673
  8. 1030301000
  9. 1092727
  10. 1058089859
  11. 1092727
  12. 994011992
  13. 1045678375
  14. 1024192512
  15. 949862087
  16. 1259712
  17. 1018108216
  18. 1061208
  19. 1042590744
  20. 958585256
  21. 1225043
  22. 1030301000
  23. 1039509197
  24. 1033364331
  25. 1015075125
  26. 857375
  27. 949862087
  28. 1295029
  29. 857375
  30. 1191016
  31. 1124864
  32. 970299000
  33. 970299000
  34. 997002999
  35. 804357
  36. 979146657
  37. 1058089859
  38. 982107784
  39. 958585256
  40. 804357

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