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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 698 · 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. 1.996³ =
  2. 2.105³ =
  3. 3.986³ =
  4. 4.99³ =
  5. 5.99³ =
  6. 6.991³ =
  7. 7.999³ =
  8. 8.106³ =
  9. 9.1004³ =
  10. 10.96³ =
  11. 11.96³ =
  12. 12.994³ =
  13. 13.109³ =
  14. 14.91³ =
  15. 15.94³ =
  16. 16.95³ =
  17. 17.998³ =
  18. 18.91³ =
  19. 19.108³ =
  20. 20.92³ =
  21. 21.995³ =
  22. 22.93³ =
  23. 23.105³ =
  24. 24.99³ =
  25. 25.1013³ =
  26. 26.102³ =
  27. 27.96³ =
  28. 28.984³ =
  29. 29.98³ =
  30. 30.995³ =
  31. 31.102³ =
  32. 32.103³ =
  33. 33.981³ =
  34. 34.991³ =
  35. 35.101³ =
  36. 36.108³ =
  37. 37.108³ =
  38. 38.99³ =
  39. 39.1005³ =
  40. 40.1018³ =

Answer key

  1. 988047936
  2. 1157625
  3. 958585256
  4. 970299
  5. 970299
  6. 973242271
  7. 997002999
  8. 1191016
  9. 1012048064
  10. 884736
  11. 884736
  12. 982107784
  13. 1295029
  14. 753571
  15. 830584
  16. 857375
  17. 994011992
  18. 753571
  19. 1259712
  20. 778688
  21. 985074875
  22. 804357
  23. 1157625
  24. 970299
  25. 1039509197
  26. 1061208
  27. 884736
  28. 952763904
  29. 941192
  30. 985074875
  31. 1061208
  32. 1092727
  33. 944076141
  34. 973242271
  35. 1030301
  36. 1259712
  37. 1259712
  38. 970299
  39. 1015075125
  40. 1054977832

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