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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 230 · 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. 1.91³ =
  2. 2.96³ =
  3. 3.96³ =
  4. 4.105³ =
  5. 5.99³ =
  6. 6.99³ =
  7. 7.102³ =
  8. 8.106³ =
  9. 9.986³ =
  10. 10.102³ =
  11. 11.1006³ =
  12. 12.92³ =
  13. 13.1002³ =
  14. 14.103³ =
  15. 15.104³ =
  16. 16.981³ =
  17. 17.96³ =
  18. 18.97³ =
  19. 19.995³ =
  20. 20.107³ =
  21. 21.95³ =
  22. 22.1009³ =
  23. 23.106³ =
  24. 24.990³ =
  25. 25.987³ =
  26. 26.95³ =
  27. 27.105³ =
  28. 28.101³ =
  29. 29.986³ =
  30. 30.103³ =
  31. 31.97³ =
  32. 32.102³ =
  33. 33.107³ =
  34. 34.93³ =
  35. 35.98³ =
  36. 36.102³ =
  37. 37.994³ =
  38. 38.92³ =
  39. 39.97³ =
  40. 40.101³ =

Answer key

  1. 753571
  2. 884736
  3. 884736
  4. 1157625
  5. 970299
  6. 970299
  7. 1061208
  8. 1191016
  9. 958585256
  10. 1061208
  11. 1018108216
  12. 778688
  13. 1006012008
  14. 1092727
  15. 1124864
  16. 944076141
  17. 884736
  18. 912673
  19. 985074875
  20. 1225043
  21. 857375
  22. 1027243729
  23. 1191016
  24. 970299000
  25. 961504803
  26. 857375
  27. 1157625
  28. 1030301
  29. 958585256
  30. 1092727
  31. 912673
  32. 1061208
  33. 1225043
  34. 804357
  35. 941192
  36. 1061208
  37. 982107784
  38. 778688
  39. 912673
  40. 1030301

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