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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 248 · 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. 1.994³ =
  2. 2.1011³ =
  3. 3.93³ =
  4. 4.102³ =
  5. 5.109³ =
  6. 6.105³ =
  7. 7.103³ =
  8. 8.98³ =
  9. 9.982³ =
  10. 10.102³ =
  11. 11.990³ =
  12. 12.990³ =
  13. 13.993³ =
  14. 14.992³ =
  15. 15.997³ =
  16. 16.1020³ =
  17. 17.102³ =
  18. 18.108³ =
  19. 19.1009³ =
  20. 20.98³ =
  21. 21.108³ =
  22. 22.999³ =
  23. 23.1009³ =
  24. 24.91³ =
  25. 25.998³ =
  26. 26.99³ =
  27. 27.995³ =
  28. 28.1003³ =
  29. 29.1008³ =
  30. 30.95³ =
  31. 31.97³ =
  32. 32.98³ =
  33. 33.107³ =
  34. 34.988³ =
  35. 35.101³ =
  36. 36.985³ =
  37. 37.1003³ =
  38. 38.109³ =
  39. 39.101³ =
  40. 40.990³ =

Answer key

  1. 982107784
  2. 1033364331
  3. 804357
  4. 1061208
  5. 1295029
  6. 1157625
  7. 1092727
  8. 941192
  9. 946966168
  10. 1061208
  11. 970299000
  12. 970299000
  13. 979146657
  14. 976191488
  15. 991026973
  16. 1061208000
  17. 1061208
  18. 1259712
  19. 1027243729
  20. 941192
  21. 1259712
  22. 997002999
  23. 1027243729
  24. 753571
  25. 994011992
  26. 970299
  27. 985074875
  28. 1009027027
  29. 1024192512
  30. 857375
  31. 912673
  32. 941192
  33. 1225043
  34. 964430272
  35. 1030301
  36. 955671625
  37. 1009027027
  38. 1295029
  39. 1030301
  40. 970299000

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