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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 275 · 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. 1.106³ =
  2. 2.108³ =
  3. 3.98³ =
  4. 4.104³ =
  5. 5.989³ =
  6. 6.1001³ =
  7. 7.1017³ =
  8. 8.103³ =
  9. 9.1001³ =
  10. 10.992³ =
  11. 11.104³ =
  12. 12.93³ =
  13. 13.103³ =
  14. 14.1019³ =
  15. 15.105³ =
  16. 16.99³ =
  17. 17.92³ =
  18. 18.103³ =
  19. 19.1017³ =
  20. 20.99³ =
  21. 21.986³ =
  22. 22.97³ =
  23. 23.103³ =
  24. 24.1002³ =
  25. 25.108³ =
  26. 26.99³ =
  27. 27.105³ =
  28. 28.91³ =
  29. 29.998³ =
  30. 30.1003³ =
  31. 31.1005³ =
  32. 32.94³ =
  33. 33.1003³ =
  34. 34.99³ =
  35. 35.1016³ =
  36. 36.1019³ =
  37. 37.109³ =
  38. 38.999³ =
  39. 39.93³ =
  40. 40.1018³ =

Answer key

  1. 1191016
  2. 1259712
  3. 941192
  4. 1124864
  5. 967361669
  6. 1003003001
  7. 1051871913
  8. 1092727
  9. 1003003001
  10. 976191488
  11. 1124864
  12. 804357
  13. 1092727
  14. 1058089859
  15. 1157625
  16. 970299
  17. 778688
  18. 1092727
  19. 1051871913
  20. 970299
  21. 958585256
  22. 912673
  23. 1092727
  24. 1006012008
  25. 1259712
  26. 970299
  27. 1157625
  28. 753571
  29. 994011992
  30. 1009027027
  31. 1015075125
  32. 830584
  33. 1009027027
  34. 970299
  35. 1048772096
  36. 1058089859
  37. 1295029
  38. 997002999
  39. 804357
  40. 1054977832

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