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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 787 · 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. 1.96³ =
  2. 2.108³ =
  3. 3.103³ =
  4. 4.95³ =
  5. 5.1018³ =
  6. 6.99³ =
  7. 7.994³ =
  8. 8.97³ =
  9. 9.102³ =
  10. 10.103³ =
  11. 11.97³ =
  12. 12.1011³ =
  13. 13.1019³ =
  14. 14.109³ =
  15. 15.1018³ =
  16. 16.994³ =
  17. 17.997³ =
  18. 18.998³ =
  19. 19.1013³ =
  20. 20.108³ =
  21. 21.91³ =
  22. 22.999³ =
  23. 23.994³ =
  24. 24.1010³ =
  25. 25.92³ =
  26. 26.94³ =
  27. 27.105³ =
  28. 28.104³ =
  29. 29.99³ =
  30. 30.998³ =
  31. 31.1007³ =
  32. 32.98³ =
  33. 33.984³ =
  34. 34.93³ =
  35. 35.993³ =
  36. 36.1018³ =
  37. 37.97³ =
  38. 38.1004³ =
  39. 39.103³ =
  40. 40.99³ =

Answer key

  1. 884736
  2. 1259712
  3. 1092727
  4. 857375
  5. 1054977832
  6. 970299
  7. 982107784
  8. 912673
  9. 1061208
  10. 1092727
  11. 912673
  12. 1033364331
  13. 1058089859
  14. 1295029
  15. 1054977832
  16. 982107784
  17. 991026973
  18. 994011992
  19. 1039509197
  20. 1259712
  21. 753571
  22. 997002999
  23. 982107784
  24. 1030301000
  25. 778688
  26. 830584
  27. 1157625
  28. 1124864
  29. 970299
  30. 994011992
  31. 1021147343
  32. 941192
  33. 952763904
  34. 804357
  35. 979146657
  36. 1054977832
  37. 912673
  38. 1012048064
  39. 1092727
  40. 970299

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