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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 974 · 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. 1.92³ =
  2. 2.998³ =
  3. 3.94³ =
  4. 4.992³ =
  5. 5.984³ =
  6. 6.94³ =
  7. 7.1013³ =
  8. 8.93³ =
  9. 9.106³ =
  10. 10.1004³ =
  11. 11.102³ =
  12. 12.997³ =
  13. 13.106³ =
  14. 14.1019³ =
  15. 15.1017³ =
  16. 16.92³ =
  17. 17.102³ =
  18. 18.994³ =
  19. 19.1008³ =
  20. 20.108³ =
  21. 21.97³ =
  22. 22.101³ =
  23. 23.97³ =
  24. 24.109³ =
  25. 25.97³ =
  26. 26.1001³ =
  27. 27.94³ =
  28. 28.102³ =
  29. 29.97³ =
  30. 30.1002³ =
  31. 31.984³ =
  32. 32.109³ =
  33. 33.1009³ =
  34. 34.988³ =
  35. 35.1019³ =
  36. 36.987³ =
  37. 37.108³ =
  38. 38.93³ =
  39. 39.105³ =
  40. 40.93³ =

Answer key

  1. 778688
  2. 994011992
  3. 830584
  4. 976191488
  5. 952763904
  6. 830584
  7. 1039509197
  8. 804357
  9. 1191016
  10. 1012048064
  11. 1061208
  12. 991026973
  13. 1191016
  14. 1058089859
  15. 1051871913
  16. 778688
  17. 1061208
  18. 982107784
  19. 1024192512
  20. 1259712
  21. 912673
  22. 1030301
  23. 912673
  24. 1295029
  25. 912673
  26. 1003003001
  27. 830584
  28. 1061208
  29. 912673
  30. 1006012008
  31. 952763904
  32. 1295029
  33. 1027243729
  34. 964430272
  35. 1058089859
  36. 961504803
  37. 1259712
  38. 804357
  39. 1157625
  40. 804357

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