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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 853 · 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. 1.104³ =
  2. 2.1010³ =
  3. 3.1011³ =
  4. 4.1016³ =
  5. 5.102³ =
  6. 6.1001³ =
  7. 7.984³ =
  8. 8.984³ =
  9. 9.95³ =
  10. 10.104³ =
  11. 11.1018³ =
  12. 12.1008³ =
  13. 13.987³ =
  14. 14.981³ =
  15. 15.92³ =
  16. 16.1008³ =
  17. 17.101³ =
  18. 18.984³ =
  19. 19.1009³ =
  20. 20.94³ =
  21. 21.102³ =
  22. 22.108³ =
  23. 23.99³ =
  24. 24.1019³ =
  25. 25.1006³ =
  26. 26.104³ =
  27. 27.96³ =
  28. 28.1019³ =
  29. 29.1003³ =
  30. 30.93³ =
  31. 31.1006³ =
  32. 32.101³ =
  33. 33.92³ =
  34. 34.99³ =
  35. 35.998³ =
  36. 36.1016³ =
  37. 37.99³ =
  38. 38.96³ =
  39. 39.95³ =
  40. 40.1001³ =

Answer key

  1. 1124864
  2. 1030301000
  3. 1033364331
  4. 1048772096
  5. 1061208
  6. 1003003001
  7. 952763904
  8. 952763904
  9. 857375
  10. 1124864
  11. 1054977832
  12. 1024192512
  13. 961504803
  14. 944076141
  15. 778688
  16. 1024192512
  17. 1030301
  18. 952763904
  19. 1027243729
  20. 830584
  21. 1061208
  22. 1259712
  23. 970299
  24. 1058089859
  25. 1018108216
  26. 1124864
  27. 884736
  28. 1058089859
  29. 1009027027
  30. 804357
  31. 1018108216
  32. 1030301
  33. 778688
  34. 970299
  35. 994011992
  36. 1048772096
  37. 970299
  38. 884736
  39. 857375
  40. 1003003001

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