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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 793 · 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. 1.1019³ =
  2. 2.99³ =
  3. 3.103³ =
  4. 4.984³ =
  5. 5.102³ =
  6. 6.94³ =
  7. 7.1004³ =
  8. 8.104³ =
  9. 9.983³ =
  10. 10.986³ =
  11. 11.95³ =
  12. 12.97³ =
  13. 13.983³ =
  14. 14.98³ =
  15. 15.101³ =
  16. 16.987³ =
  17. 17.99³ =
  18. 18.91³ =
  19. 19.1011³ =
  20. 20.1018³ =
  21. 21.91³ =
  22. 22.1005³ =
  23. 23.106³ =
  24. 24.988³ =
  25. 25.993³ =
  26. 26.94³ =
  27. 27.102³ =
  28. 28.1003³ =
  29. 29.993³ =
  30. 30.102³ =
  31. 31.93³ =
  32. 32.1018³ =
  33. 33.91³ =
  34. 34.98³ =
  35. 35.1003³ =
  36. 36.1014³ =
  37. 37.992³ =
  38. 38.96³ =
  39. 39.995³ =
  40. 40.1008³ =

Answer key

  1. 1058089859
  2. 970299
  3. 1092727
  4. 952763904
  5. 1061208
  6. 830584
  7. 1012048064
  8. 1124864
  9. 949862087
  10. 958585256
  11. 857375
  12. 912673
  13. 949862087
  14. 941192
  15. 1030301
  16. 961504803
  17. 970299
  18. 753571
  19. 1033364331
  20. 1054977832
  21. 753571
  22. 1015075125
  23. 1191016
  24. 964430272
  25. 979146657
  26. 830584
  27. 1061208
  28. 1009027027
  29. 979146657
  30. 1061208
  31. 804357
  32. 1054977832
  33. 753571
  34. 941192
  35. 1009027027
  36. 1042590744
  37. 976191488
  38. 884736
  39. 985074875
  40. 1024192512

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