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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 290 · 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. 1.1012³ =
  2. 2.1018³ =
  3. 3.982³ =
  4. 4.1012³ =
  5. 5.1015³ =
  6. 6.1010³ =
  7. 7.1009³ =
  8. 8.93³ =
  9. 9.106³ =
  10. 10.106³ =
  11. 11.982³ =
  12. 12.1005³ =
  13. 13.1019³ =
  14. 14.988³ =
  15. 15.999³ =
  16. 16.999³ =
  17. 17.992³ =
  18. 18.983³ =
  19. 19.99³ =
  20. 20.96³ =
  21. 21.982³ =
  22. 22.1012³ =
  23. 23.103³ =
  24. 24.97³ =
  25. 25.981³ =
  26. 26.93³ =
  27. 27.105³ =
  28. 28.93³ =
  29. 29.1010³ =
  30. 30.1008³ =
  31. 31.92³ =
  32. 32.109³ =
  33. 33.105³ =
  34. 34.98³ =
  35. 35.101³ =
  36. 36.1003³ =
  37. 37.991³ =
  38. 38.1001³ =
  39. 39.986³ =
  40. 40.98³ =

Answer key

  1. 1036433728
  2. 1054977832
  3. 946966168
  4. 1036433728
  5. 1045678375
  6. 1030301000
  7. 1027243729
  8. 804357
  9. 1191016
  10. 1191016
  11. 946966168
  12. 1015075125
  13. 1058089859
  14. 964430272
  15. 997002999
  16. 997002999
  17. 976191488
  18. 949862087
  19. 970299
  20. 884736
  21. 946966168
  22. 1036433728
  23. 1092727
  24. 912673
  25. 944076141
  26. 804357
  27. 1157625
  28. 804357
  29. 1030301000
  30. 1024192512
  31. 778688
  32. 1295029
  33. 1157625
  34. 941192
  35. 1030301
  36. 1009027027
  37. 973242271
  38. 1003003001
  39. 958585256
  40. 941192

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