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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 629 · 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. 1.1013³ =
  2. 2.102³ =
  3. 3.1015³ =
  4. 4.1012³ =
  5. 5.108³ =
  6. 6.107³ =
  7. 7.94³ =
  8. 8.996³ =
  9. 9.94³ =
  10. 10.993³ =
  11. 11.992³ =
  12. 12.984³ =
  13. 13.995³ =
  14. 14.1015³ =
  15. 15.93³ =
  16. 16.93³ =
  17. 17.97³ =
  18. 18.1020³ =
  19. 19.1017³ =
  20. 20.1013³ =
  21. 21.1005³ =
  22. 22.107³ =
  23. 23.998³ =
  24. 24.983³ =
  25. 25.1008³ =
  26. 26.999³ =
  27. 27.104³ =
  28. 28.1001³ =
  29. 29.984³ =
  30. 30.93³ =
  31. 31.104³ =
  32. 32.995³ =
  33. 33.104³ =
  34. 34.93³ =
  35. 35.988³ =
  36. 36.1011³ =
  37. 37.984³ =
  38. 38.1002³ =
  39. 39.1014³ =
  40. 40.994³ =

Answer key

  1. 1039509197
  2. 1061208
  3. 1045678375
  4. 1036433728
  5. 1259712
  6. 1225043
  7. 830584
  8. 988047936
  9. 830584
  10. 979146657
  11. 976191488
  12. 952763904
  13. 985074875
  14. 1045678375
  15. 804357
  16. 804357
  17. 912673
  18. 1061208000
  19. 1051871913
  20. 1039509197
  21. 1015075125
  22. 1225043
  23. 994011992
  24. 949862087
  25. 1024192512
  26. 997002999
  27. 1124864
  28. 1003003001
  29. 952763904
  30. 804357
  31. 1124864
  32. 985074875
  33. 1124864
  34. 804357
  35. 964430272
  36. 1033364331
  37. 952763904
  38. 1006012008
  39. 1042590744
  40. 982107784

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