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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 239 · 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. 1.93³ =
  2. 2.104³ =
  3. 3.95³ =
  4. 4.98³ =
  5. 5.1005³ =
  6. 6.99³ =
  7. 7.91³ =
  8. 8.92³ =
  9. 9.999³ =
  10. 10.91³ =
  11. 11.92³ =
  12. 12.99³ =
  13. 13.1011³ =
  14. 14.99³ =
  15. 15.99³ =
  16. 16.980³ =
  17. 17.96³ =
  18. 18.97³ =
  19. 19.96³ =
  20. 20.1004³ =
  21. 21.990³ =
  22. 22.96³ =
  23. 23.999³ =
  24. 24.95³ =
  25. 25.92³ =
  26. 26.994³ =
  27. 27.1011³ =
  28. 28.1005³ =
  29. 29.982³ =
  30. 30.997³ =
  31. 31.998³ =
  32. 32.99³ =
  33. 33.91³ =
  34. 34.1002³ =
  35. 35.99³ =
  36. 36.1019³ =
  37. 37.105³ =
  38. 38.1006³ =
  39. 39.93³ =
  40. 40.998³ =

Answer key

  1. 804357
  2. 1124864
  3. 857375
  4. 941192
  5. 1015075125
  6. 970299
  7. 753571
  8. 778688
  9. 997002999
  10. 753571
  11. 778688
  12. 970299
  13. 1033364331
  14. 970299
  15. 970299
  16. 941192000
  17. 884736
  18. 912673
  19. 884736
  20. 1012048064
  21. 970299000
  22. 884736
  23. 997002999
  24. 857375
  25. 778688
  26. 982107784
  27. 1033364331
  28. 1015075125
  29. 946966168
  30. 991026973
  31. 994011992
  32. 970299
  33. 753571
  34. 1006012008
  35. 970299
  36. 1058089859
  37. 1157625
  38. 1018108216
  39. 804357
  40. 994011992

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