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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 753 · 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. 1.1004³ =
  2. 2.109³ =
  3. 3.104³ =
  4. 4.108³ =
  5. 5.1016³ =
  6. 6.1007³ =
  7. 7.990³ =
  8. 8.981³ =
  9. 9.981³ =
  10. 10.96³ =
  11. 11.106³ =
  12. 12.92³ =
  13. 13.104³ =
  14. 14.94³ =
  15. 15.988³ =
  16. 16.91³ =
  17. 17.998³ =
  18. 18.101³ =
  19. 19.105³ =
  20. 20.990³ =
  21. 21.108³ =
  22. 22.94³ =
  23. 23.993³ =
  24. 24.986³ =
  25. 25.99³ =
  26. 26.102³ =
  27. 27.991³ =
  28. 28.1004³ =
  29. 29.101³ =
  30. 30.990³ =
  31. 31.1020³ =
  32. 32.1006³ =
  33. 33.96³ =
  34. 34.99³ =
  35. 35.109³ =
  36. 36.94³ =
  37. 37.1003³ =
  38. 38.1015³ =
  39. 39.95³ =
  40. 40.101³ =

Answer key

  1. 1012048064
  2. 1295029
  3. 1124864
  4. 1259712
  5. 1048772096
  6. 1021147343
  7. 970299000
  8. 944076141
  9. 944076141
  10. 884736
  11. 1191016
  12. 778688
  13. 1124864
  14. 830584
  15. 964430272
  16. 753571
  17. 994011992
  18. 1030301
  19. 1157625
  20. 970299000
  21. 1259712
  22. 830584
  23. 979146657
  24. 958585256
  25. 970299
  26. 1061208
  27. 973242271
  28. 1012048064
  29. 1030301
  30. 970299000
  31. 1061208000
  32. 1018108216
  33. 884736
  34. 970299
  35. 1295029
  36. 830584
  37. 1009027027
  38. 1045678375
  39. 857375
  40. 1030301

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