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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 592 · 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. 1.108³ =
  2. 2.987³ =
  3. 3.106³ =
  4. 4.99³ =
  5. 5.97³ =
  6. 6.92³ =
  7. 7.95³ =
  8. 8.995³ =
  9. 9.1006³ =
  10. 10.1017³ =
  11. 11.102³ =
  12. 12.997³ =
  13. 13.97³ =
  14. 14.102³ =
  15. 15.94³ =
  16. 16.999³ =
  17. 17.106³ =
  18. 18.95³ =
  19. 19.104³ =
  20. 20.981³ =
  21. 21.96³ =
  22. 22.1012³ =
  23. 23.104³ =
  24. 24.96³ =
  25. 25.101³ =
  26. 26.98³ =
  27. 27.101³ =
  28. 28.1002³ =
  29. 29.94³ =
  30. 30.981³ =
  31. 31.103³ =
  32. 32.105³ =
  33. 33.1005³ =
  34. 34.98³ =
  35. 35.1008³ =
  36. 36.97³ =
  37. 37.1016³ =
  38. 38.1013³ =
  39. 39.999³ =
  40. 40.92³ =

Answer key

  1. 1259712
  2. 961504803
  3. 1191016
  4. 970299
  5. 912673
  6. 778688
  7. 857375
  8. 985074875
  9. 1018108216
  10. 1051871913
  11. 1061208
  12. 991026973
  13. 912673
  14. 1061208
  15. 830584
  16. 997002999
  17. 1191016
  18. 857375
  19. 1124864
  20. 944076141
  21. 884736
  22. 1036433728
  23. 1124864
  24. 884736
  25. 1030301
  26. 941192
  27. 1030301
  28. 1006012008
  29. 830584
  30. 944076141
  31. 1092727
  32. 1157625
  33. 1015075125
  34. 941192
  35. 1024192512
  36. 912673
  37. 1048772096
  38. 1039509197
  39. 997002999
  40. 778688

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