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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 228 · 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. 1.1020³ =
  2. 2.1011³ =
  3. 3.104³ =
  4. 4.93³ =
  5. 5.95³ =
  6. 6.92³ =
  7. 7.101³ =
  8. 8.1004³ =
  9. 9.105³ =
  10. 10.96³ =
  11. 11.95³ =
  12. 12.992³ =
  13. 13.97³ =
  14. 14.94³ =
  15. 15.987³ =
  16. 16.1002³ =
  17. 17.98³ =
  18. 18.99³ =
  19. 19.1006³ =
  20. 20.95³ =
  21. 21.94³ =
  22. 22.983³ =
  23. 23.984³ =
  24. 24.1007³ =
  25. 25.96³ =
  26. 26.94³ =
  27. 27.103³ =
  28. 28.94³ =
  29. 29.990³ =
  30. 30.107³ =
  31. 31.998³ =
  32. 32.109³ =
  33. 33.95³ =
  34. 34.97³ =
  35. 35.1005³ =
  36. 36.94³ =
  37. 37.99³ =
  38. 38.1019³ =
  39. 39.106³ =
  40. 40.95³ =

Answer key

  1. 1061208000
  2. 1033364331
  3. 1124864
  4. 804357
  5. 857375
  6. 778688
  7. 1030301
  8. 1012048064
  9. 1157625
  10. 884736
  11. 857375
  12. 976191488
  13. 912673
  14. 830584
  15. 961504803
  16. 1006012008
  17. 941192
  18. 970299
  19. 1018108216
  20. 857375
  21. 830584
  22. 949862087
  23. 952763904
  24. 1021147343
  25. 884736
  26. 830584
  27. 1092727
  28. 830584
  29. 970299000
  30. 1225043
  31. 994011992
  32. 1295029
  33. 857375
  34. 912673
  35. 1015075125
  36. 830584
  37. 970299
  38. 1058089859
  39. 1191016
  40. 857375

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