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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 261 · 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. 1.1001³ =
  2. 2.983³ =
  3. 3.1002³ =
  4. 4.987³ =
  5. 5.93³ =
  6. 6.102³ =
  7. 7.101³ =
  8. 8.994³ =
  9. 9.108³ =
  10. 10.108³ =
  11. 11.97³ =
  12. 12.106³ =
  13. 13.1004³ =
  14. 14.980³ =
  15. 15.1010³ =
  16. 16.983³ =
  17. 17.1019³ =
  18. 18.990³ =
  19. 19.1018³ =
  20. 20.103³ =
  21. 21.106³ =
  22. 22.97³ =
  23. 23.1017³ =
  24. 24.104³ =
  25. 25.97³ =
  26. 26.105³ =
  27. 27.1006³ =
  28. 28.1015³ =
  29. 29.102³ =
  30. 30.96³ =
  31. 31.104³ =
  32. 32.92³ =
  33. 33.1013³ =
  34. 34.999³ =
  35. 35.104³ =
  36. 36.102³ =
  37. 37.105³ =
  38. 38.991³ =
  39. 39.1018³ =
  40. 40.981³ =

Answer key

  1. 1003003001
  2. 949862087
  3. 1006012008
  4. 961504803
  5. 804357
  6. 1061208
  7. 1030301
  8. 982107784
  9. 1259712
  10. 1259712
  11. 912673
  12. 1191016
  13. 1012048064
  14. 941192000
  15. 1030301000
  16. 949862087
  17. 1058089859
  18. 970299000
  19. 1054977832
  20. 1092727
  21. 1191016
  22. 912673
  23. 1051871913
  24. 1124864
  25. 912673
  26. 1157625
  27. 1018108216
  28. 1045678375
  29. 1061208
  30. 884736
  31. 1124864
  32. 778688
  33. 1039509197
  34. 997002999
  35. 1124864
  36. 1061208
  37. 1157625
  38. 973242271
  39. 1054977832
  40. 944076141

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