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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 562 · 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. 2.980³ =
  3. 3.95³ =
  4. 4.98³ =
  5. 5.97³ =
  6. 6.1004³ =
  7. 7.98³ =
  8. 8.993³ =
  9. 9.109³ =
  10. 10.93³ =
  11. 11.1013³ =
  12. 12.987³ =
  13. 13.1014³ =
  14. 14.102³ =
  15. 15.1002³ =
  16. 16.109³ =
  17. 17.981³ =
  18. 18.103³ =
  19. 19.93³ =
  20. 20.99³ =
  21. 21.107³ =
  22. 22.1006³ =
  23. 23.1017³ =
  24. 24.986³ =
  25. 25.98³ =
  26. 26.98³ =
  27. 27.97³ =
  28. 28.1010³ =
  29. 29.1004³ =
  30. 30.102³ =
  31. 31.105³ =
  32. 32.995³ =
  33. 33.994³ =
  34. 34.98³ =
  35. 35.96³ =
  36. 36.1017³ =
  37. 37.984³ =
  38. 38.1018³ =
  39. 39.95³ =
  40. 40.109³ =

Answer key

  1. 753571
  2. 941192000
  3. 857375
  4. 941192
  5. 912673
  6. 1012048064
  7. 941192
  8. 979146657
  9. 1295029
  10. 804357
  11. 1039509197
  12. 961504803
  13. 1042590744
  14. 1061208
  15. 1006012008
  16. 1295029
  17. 944076141
  18. 1092727
  19. 804357
  20. 970299
  21. 1225043
  22. 1018108216
  23. 1051871913
  24. 958585256
  25. 941192
  26. 941192
  27. 912673
  28. 1030301000
  29. 1012048064
  30. 1061208
  31. 1157625
  32. 985074875
  33. 982107784
  34. 941192
  35. 884736
  36. 1051871913
  37. 952763904
  38. 1054977832
  39. 857375
  40. 1295029

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