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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 44 · 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. 1.106³ =
  2. 2.93³ =
  3. 3.984³ =
  4. 4.108³ =
  5. 5.106³ =
  6. 6.989³ =
  7. 7.102³ =
  8. 8.94³ =
  9. 9.93³ =
  10. 10.105³ =
  11. 11.92³ =
  12. 12.107³ =
  13. 13.1001³ =
  14. 14.91³ =
  15. 15.93³ =
  16. 16.990³ =
  17. 17.1002³ =
  18. 18.91³ =
  19. 19.1014³ =
  20. 20.99³ =
  21. 21.93³ =
  22. 22.995³ =
  23. 23.1013³ =
  24. 24.99³ =
  25. 25.107³ =
  26. 26.1004³ =
  27. 27.94³ =
  28. 28.104³ =
  29. 29.94³ =
  30. 30.992³ =
  31. 31.1015³ =
  32. 32.1016³ =
  33. 33.92³ =
  34. 34.992³ =
  35. 35.1013³ =
  36. 36.99³ =
  37. 37.105³ =
  38. 38.97³ =
  39. 39.995³ =
  40. 40.107³ =

Answer key

  1. 1191016
  2. 804357
  3. 952763904
  4. 1259712
  5. 1191016
  6. 967361669
  7. 1061208
  8. 830584
  9. 804357
  10. 1157625
  11. 778688
  12. 1225043
  13. 1003003001
  14. 753571
  15. 804357
  16. 970299000
  17. 1006012008
  18. 753571
  19. 1042590744
  20. 970299
  21. 804357
  22. 985074875
  23. 1039509197
  24. 970299
  25. 1225043
  26. 1012048064
  27. 830584
  28. 1124864
  29. 830584
  30. 976191488
  31. 1045678375
  32. 1048772096
  33. 778688
  34. 976191488
  35. 1039509197
  36. 970299
  37. 1157625
  38. 912673
  39. 985074875
  40. 1225043

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