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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 95 · 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. 1.1011³ =
  2. 2.103³ =
  3. 3.985³ =
  4. 4.92³ =
  5. 5.98³ =
  6. 6.101³ =
  7. 7.96³ =
  8. 8.1008³ =
  9. 9.94³ =
  10. 10.97³ =
  11. 11.104³ =
  12. 12.92³ =
  13. 13.92³ =
  14. 14.1006³ =
  15. 15.99³ =
  16. 16.1007³ =
  17. 17.105³ =
  18. 18.104³ =
  19. 19.93³ =
  20. 20.101³ =
  21. 21.995³ =
  22. 22.99³ =
  23. 23.109³ =
  24. 24.104³ =
  25. 25.981³ =
  26. 26.1016³ =
  27. 27.984³ =
  28. 28.1001³ =
  29. 29.988³ =
  30. 30.991³ =
  31. 31.105³ =
  32. 32.991³ =
  33. 33.1014³ =
  34. 34.1006³ =
  35. 35.105³ =
  36. 36.97³ =
  37. 37.99³ =
  38. 38.98³ =
  39. 39.94³ =
  40. 40.95³ =

Answer key

  1. 1033364331
  2. 1092727
  3. 955671625
  4. 778688
  5. 941192
  6. 1030301
  7. 884736
  8. 1024192512
  9. 830584
  10. 912673
  11. 1124864
  12. 778688
  13. 778688
  14. 1018108216
  15. 970299
  16. 1021147343
  17. 1157625
  18. 1124864
  19. 804357
  20. 1030301
  21. 985074875
  22. 970299
  23. 1295029
  24. 1124864
  25. 944076141
  26. 1048772096
  27. 952763904
  28. 1003003001
  29. 964430272
  30. 973242271
  31. 1157625
  32. 973242271
  33. 1042590744
  34. 1018108216
  35. 1157625
  36. 912673
  37. 970299
  38. 941192
  39. 830584
  40. 857375

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