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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 844 · 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. 1.1016³ =
  2. 2.1020³ =
  3. 3.95³ =
  4. 4.106³ =
  5. 5.99³ =
  6. 6.1006³ =
  7. 7.1017³ =
  8. 8.1018³ =
  9. 9.1003³ =
  10. 10.989³ =
  11. 11.984³ =
  12. 12.1006³ =
  13. 13.1013³ =
  14. 14.991³ =
  15. 15.104³ =
  16. 16.96³ =
  17. 17.98³ =
  18. 18.1020³ =
  19. 19.983³ =
  20. 20.992³ =
  21. 21.94³ =
  22. 22.92³ =
  23. 23.99³ =
  24. 24.105³ =
  25. 25.998³ =
  26. 26.99³ =
  27. 27.94³ =
  28. 28.1002³ =
  29. 29.997³ =
  30. 30.989³ =
  31. 31.104³ =
  32. 32.109³ =
  33. 33.991³ =
  34. 34.986³ =
  35. 35.104³ =
  36. 36.989³ =
  37. 37.1004³ =
  38. 38.987³ =
  39. 39.96³ =
  40. 40.95³ =

Answer key

  1. 1048772096
  2. 1061208000
  3. 857375
  4. 1191016
  5. 970299
  6. 1018108216
  7. 1051871913
  8. 1054977832
  9. 1009027027
  10. 967361669
  11. 952763904
  12. 1018108216
  13. 1039509197
  14. 973242271
  15. 1124864
  16. 884736
  17. 941192
  18. 1061208000
  19. 949862087
  20. 976191488
  21. 830584
  22. 778688
  23. 970299
  24. 1157625
  25. 994011992
  26. 970299
  27. 830584
  28. 1006012008
  29. 991026973
  30. 967361669
  31. 1124864
  32. 1295029
  33. 973242271
  34. 958585256
  35. 1124864
  36. 967361669
  37. 1012048064
  38. 961504803
  39. 884736
  40. 857375

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