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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 867 · 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. 1.99³ =
  2. 2.1012³ =
  3. 3.106³ =
  4. 4.93³ =
  5. 5.1004³ =
  6. 6.95³ =
  7. 7.106³ =
  8. 8.106³ =
  9. 9.95³ =
  10. 10.102³ =
  11. 11.984³ =
  12. 12.1009³ =
  13. 13.1008³ =
  14. 14.1012³ =
  15. 15.104³ =
  16. 16.109³ =
  17. 17.97³ =
  18. 18.991³ =
  19. 19.94³ =
  20. 20.981³ =
  21. 21.1012³ =
  22. 22.101³ =
  23. 23.1019³ =
  24. 24.1001³ =
  25. 25.1009³ =
  26. 26.995³ =
  27. 27.990³ =
  28. 28.104³ =
  29. 29.109³ =
  30. 30.91³ =
  31. 31.105³ =
  32. 32.981³ =
  33. 33.106³ =
  34. 34.96³ =
  35. 35.1003³ =
  36. 36.103³ =
  37. 37.102³ =
  38. 38.99³ =
  39. 39.107³ =
  40. 40.984³ =

Answer key

  1. 970299
  2. 1036433728
  3. 1191016
  4. 804357
  5. 1012048064
  6. 857375
  7. 1191016
  8. 1191016
  9. 857375
  10. 1061208
  11. 952763904
  12. 1027243729
  13. 1024192512
  14. 1036433728
  15. 1124864
  16. 1295029
  17. 912673
  18. 973242271
  19. 830584
  20. 944076141
  21. 1036433728
  22. 1030301
  23. 1058089859
  24. 1003003001
  25. 1027243729
  26. 985074875
  27. 970299000
  28. 1124864
  29. 1295029
  30. 753571
  31. 1157625
  32. 944076141
  33. 1191016
  34. 884736
  35. 1009027027
  36. 1092727
  37. 1061208
  38. 970299
  39. 1225043
  40. 952763904

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