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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 604 · 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. 1.1006³ =
  2. 2.96³ =
  3. 3.106³ =
  4. 4.109³ =
  5. 5.105³ =
  6. 6.108³ =
  7. 7.984³ =
  8. 8.95³ =
  9. 9.105³ =
  10. 10.1004³ =
  11. 11.99³ =
  12. 12.99³ =
  13. 13.92³ =
  14. 14.95³ =
  15. 15.986³ =
  16. 16.995³ =
  17. 17.107³ =
  18. 18.995³ =
  19. 19.106³ =
  20. 20.109³ =
  21. 21.107³ =
  22. 22.105³ =
  23. 23.1001³ =
  24. 24.93³ =
  25. 25.92³ =
  26. 26.103³ =
  27. 27.108³ =
  28. 28.1009³ =
  29. 29.99³ =
  30. 30.990³ =
  31. 31.104³ =
  32. 32.99³ =
  33. 33.1002³ =
  34. 34.97³ =
  35. 35.995³ =
  36. 36.1013³ =
  37. 37.103³ =
  38. 38.983³ =
  39. 39.103³ =
  40. 40.98³ =

Answer key

  1. 1018108216
  2. 884736
  3. 1191016
  4. 1295029
  5. 1157625
  6. 1259712
  7. 952763904
  8. 857375
  9. 1157625
  10. 1012048064
  11. 970299
  12. 970299
  13. 778688
  14. 857375
  15. 958585256
  16. 985074875
  17. 1225043
  18. 985074875
  19. 1191016
  20. 1295029
  21. 1225043
  22. 1157625
  23. 1003003001
  24. 804357
  25. 778688
  26. 1092727
  27. 1259712
  28. 1027243729
  29. 970299
  30. 970299000
  31. 1124864
  32. 970299
  33. 1006012008
  34. 912673
  35. 985074875
  36. 1039509197
  37. 1092727
  38. 949862087
  39. 1092727
  40. 941192

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