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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 756 · 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. 1.995³ =
  2. 2.1011³ =
  3. 3.102³ =
  4. 4.102³ =
  5. 5.92³ =
  6. 6.109³ =
  7. 7.108³ =
  8. 8.106³ =
  9. 9.93³ =
  10. 10.985³ =
  11. 11.980³ =
  12. 12.96³ =
  13. 13.1002³ =
  14. 14.982³ =
  15. 15.990³ =
  16. 16.92³ =
  17. 17.1001³ =
  18. 18.102³ =
  19. 19.108³ =
  20. 20.91³ =
  21. 21.91³ =
  22. 22.995³ =
  23. 23.986³ =
  24. 24.102³ =
  25. 25.99³ =
  26. 26.95³ =
  27. 27.986³ =
  28. 28.108³ =
  29. 29.91³ =
  30. 30.93³ =
  31. 31.95³ =
  32. 32.1020³ =
  33. 33.103³ =
  34. 34.1018³ =
  35. 35.106³ =
  36. 36.108³ =
  37. 37.998³ =
  38. 38.105³ =
  39. 39.998³ =
  40. 40.98³ =

Answer key

  1. 985074875
  2. 1033364331
  3. 1061208
  4. 1061208
  5. 778688
  6. 1295029
  7. 1259712
  8. 1191016
  9. 804357
  10. 955671625
  11. 941192000
  12. 884736
  13. 1006012008
  14. 946966168
  15. 970299000
  16. 778688
  17. 1003003001
  18. 1061208
  19. 1259712
  20. 753571
  21. 753571
  22. 985074875
  23. 958585256
  24. 1061208
  25. 970299
  26. 857375
  27. 958585256
  28. 1259712
  29. 753571
  30. 804357
  31. 857375
  32. 1061208000
  33. 1092727
  34. 1054977832
  35. 1191016
  36. 1259712
  37. 994011992
  38. 1157625
  39. 994011992
  40. 941192

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