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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 908 · 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. 1.984³ =
  2. 2.994³ =
  3. 3.988³ =
  4. 4.97³ =
  5. 5.99³ =
  6. 6.105³ =
  7. 7.995³ =
  8. 8.999³ =
  9. 9.980³ =
  10. 10.99³ =
  11. 11.91³ =
  12. 12.993³ =
  13. 13.93³ =
  14. 14.1008³ =
  15. 15.988³ =
  16. 16.991³ =
  17. 17.99³ =
  18. 18.108³ =
  19. 19.109³ =
  20. 20.985³ =
  21. 21.107³ =
  22. 22.1020³ =
  23. 23.102³ =
  24. 24.994³ =
  25. 25.105³ =
  26. 26.99³ =
  27. 27.980³ =
  28. 28.102³ =
  29. 29.1014³ =
  30. 30.104³ =
  31. 31.105³ =
  32. 32.987³ =
  33. 33.98³ =
  34. 34.1010³ =
  35. 35.1004³ =
  36. 36.98³ =
  37. 37.103³ =
  38. 38.99³ =
  39. 39.96³ =
  40. 40.997³ =

Answer key

  1. 952763904
  2. 982107784
  3. 964430272
  4. 912673
  5. 970299
  6. 1157625
  7. 985074875
  8. 997002999
  9. 941192000
  10. 970299
  11. 753571
  12. 979146657
  13. 804357
  14. 1024192512
  15. 964430272
  16. 973242271
  17. 970299
  18. 1259712
  19. 1295029
  20. 955671625
  21. 1225043
  22. 1061208000
  23. 1061208
  24. 982107784
  25. 1157625
  26. 970299
  27. 941192000
  28. 1061208
  29. 1042590744
  30. 1124864
  31. 1157625
  32. 961504803
  33. 941192
  34. 1030301000
  35. 1012048064
  36. 941192
  37. 1092727
  38. 970299
  39. 884736
  40. 991026973

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