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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 405 · 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. 1.103³ =
  2. 2.106³ =
  3. 3.1014³ =
  4. 4.1012³ =
  5. 5.95³ =
  6. 6.99³ =
  7. 7.992³ =
  8. 8.102³ =
  9. 9.981³ =
  10. 10.93³ =
  11. 11.988³ =
  12. 12.1010³ =
  13. 13.107³ =
  14. 14.92³ =
  15. 15.109³ =
  16. 16.1010³ =
  17. 17.106³ =
  18. 18.1018³ =
  19. 19.1009³ =
  20. 20.91³ =
  21. 21.94³ =
  22. 22.99³ =
  23. 23.104³ =
  24. 24.1002³ =
  25. 25.92³ =
  26. 26.996³ =
  27. 27.987³ =
  28. 28.981³ =
  29. 29.101³ =
  30. 30.108³ =
  31. 31.988³ =
  32. 32.983³ =
  33. 33.94³ =
  34. 34.1004³ =
  35. 35.1016³ =
  36. 36.102³ =
  37. 37.97³ =
  38. 38.1008³ =
  39. 39.92³ =
  40. 40.1006³ =

Answer key

  1. 1092727
  2. 1191016
  3. 1042590744
  4. 1036433728
  5. 857375
  6. 970299
  7. 976191488
  8. 1061208
  9. 944076141
  10. 804357
  11. 964430272
  12. 1030301000
  13. 1225043
  14. 778688
  15. 1295029
  16. 1030301000
  17. 1191016
  18. 1054977832
  19. 1027243729
  20. 753571
  21. 830584
  22. 970299
  23. 1124864
  24. 1006012008
  25. 778688
  26. 988047936
  27. 961504803
  28. 944076141
  29. 1030301
  30. 1259712
  31. 964430272
  32. 949862087
  33. 830584
  34. 1012048064
  35. 1048772096
  36. 1061208
  37. 912673
  38. 1024192512
  39. 778688
  40. 1018108216

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