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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 902 · 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. 1.1003³ =
  2. 2.103³ =
  3. 3.108³ =
  4. 4.98³ =
  5. 5.1011³ =
  6. 6.91³ =
  7. 7.109³ =
  8. 8.1019³ =
  9. 9.983³ =
  10. 10.107³ =
  11. 11.999³ =
  12. 12.1006³ =
  13. 13.103³ =
  14. 14.985³ =
  15. 15.1002³ =
  16. 16.987³ =
  17. 17.1001³ =
  18. 18.97³ =
  19. 19.991³ =
  20. 20.998³ =
  21. 21.996³ =
  22. 22.1012³ =
  23. 23.1017³ =
  24. 24.99³ =
  25. 25.103³ =
  26. 26.105³ =
  27. 27.95³ =
  28. 28.95³ =
  29. 29.1019³ =
  30. 30.97³ =
  31. 31.1012³ =
  32. 32.93³ =
  33. 33.95³ =
  34. 34.91³ =
  35. 35.93³ =
  36. 36.108³ =
  37. 37.92³ =
  38. 38.106³ =
  39. 39.993³ =
  40. 40.92³ =

Answer key

  1. 1009027027
  2. 1092727
  3. 1259712
  4. 941192
  5. 1033364331
  6. 753571
  7. 1295029
  8. 1058089859
  9. 949862087
  10. 1225043
  11. 997002999
  12. 1018108216
  13. 1092727
  14. 955671625
  15. 1006012008
  16. 961504803
  17. 1003003001
  18. 912673
  19. 973242271
  20. 994011992
  21. 988047936
  22. 1036433728
  23. 1051871913
  24. 970299
  25. 1092727
  26. 1157625
  27. 857375
  28. 857375
  29. 1058089859
  30. 912673
  31. 1036433728
  32. 804357
  33. 857375
  34. 753571
  35. 804357
  36. 1259712
  37. 778688
  38. 1191016
  39. 979146657
  40. 778688

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