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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 897 · 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. 1.108³ =
  2. 2.997³ =
  3. 3.91³ =
  4. 4.101³ =
  5. 5.106³ =
  6. 6.1003³ =
  7. 7.1010³ =
  8. 8.107³ =
  9. 9.96³ =
  10. 10.992³ =
  11. 11.998³ =
  12. 12.105³ =
  13. 13.97³ =
  14. 14.1004³ =
  15. 15.1014³ =
  16. 16.98³ =
  17. 17.988³ =
  18. 18.101³ =
  19. 19.93³ =
  20. 20.106³ =
  21. 21.993³ =
  22. 22.102³ =
  23. 23.94³ =
  24. 24.102³ =
  25. 25.107³ =
  26. 26.102³ =
  27. 27.1009³ =
  28. 28.96³ =
  29. 29.109³ =
  30. 30.104³ =
  31. 31.1018³ =
  32. 32.986³ =
  33. 33.91³ =
  34. 34.106³ =
  35. 35.99³ =
  36. 36.92³ =
  37. 37.102³ =
  38. 38.105³ =
  39. 39.97³ =
  40. 40.97³ =

Answer key

  1. 1259712
  2. 991026973
  3. 753571
  4. 1030301
  5. 1191016
  6. 1009027027
  7. 1030301000
  8. 1225043
  9. 884736
  10. 976191488
  11. 994011992
  12. 1157625
  13. 912673
  14. 1012048064
  15. 1042590744
  16. 941192
  17. 964430272
  18. 1030301
  19. 804357
  20. 1191016
  21. 979146657
  22. 1061208
  23. 830584
  24. 1061208
  25. 1225043
  26. 1061208
  27. 1027243729
  28. 884736
  29. 1295029
  30. 1124864
  31. 1054977832
  32. 958585256
  33. 753571
  34. 1191016
  35. 970299
  36. 778688
  37. 1061208
  38. 1157625
  39. 912673
  40. 912673

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