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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 330 · 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. 2.986³ =
  3. 3.1017³ =
  4. 4.1001³ =
  5. 5.1003³ =
  6. 6.994³ =
  7. 7.91³ =
  8. 8.999³ =
  9. 9.105³ =
  10. 10.99³ =
  11. 11.981³ =
  12. 12.99³ =
  13. 13.91³ =
  14. 14.105³ =
  15. 15.104³ =
  16. 16.1005³ =
  17. 17.99³ =
  18. 18.102³ =
  19. 19.102³ =
  20. 20.1002³ =
  21. 21.96³ =
  22. 22.993³ =
  23. 23.91³ =
  24. 24.107³ =
  25. 25.93³ =
  26. 26.109³ =
  27. 27.1009³ =
  28. 28.995³ =
  29. 29.94³ =
  30. 30.997³ =
  31. 31.1002³ =
  32. 32.1009³ =
  33. 33.95³ =
  34. 34.92³ =
  35. 35.989³ =
  36. 36.94³ =
  37. 37.1020³ =
  38. 38.993³ =
  39. 39.1003³ =
  40. 40.97³ =

Answer key

  1. 804357
  2. 958585256
  3. 1051871913
  4. 1003003001
  5. 1009027027
  6. 982107784
  7. 753571
  8. 997002999
  9. 1157625
  10. 970299
  11. 944076141
  12. 970299
  13. 753571
  14. 1157625
  15. 1124864
  16. 1015075125
  17. 970299
  18. 1061208
  19. 1061208
  20. 1006012008
  21. 884736
  22. 979146657
  23. 753571
  24. 1225043
  25. 804357
  26. 1295029
  27. 1027243729
  28. 985074875
  29. 830584
  30. 991026973
  31. 1006012008
  32. 1027243729
  33. 857375
  34. 778688
  35. 967361669
  36. 830584
  37. 1061208000
  38. 979146657
  39. 1009027027
  40. 912673

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