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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 481 · 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. 1.95³ =
  2. 2.107³ =
  3. 3.1006³ =
  4. 4.102³ =
  5. 5.94³ =
  6. 6.93³ =
  7. 7.92³ =
  8. 8.91³ =
  9. 9.980³ =
  10. 10.991³ =
  11. 11.96³ =
  12. 12.101³ =
  13. 13.102³ =
  14. 14.104³ =
  15. 15.99³ =
  16. 16.995³ =
  17. 17.97³ =
  18. 18.97³ =
  19. 19.1016³ =
  20. 20.1015³ =
  21. 21.106³ =
  22. 22.987³ =
  23. 23.104³ =
  24. 24.987³ =
  25. 25.109³ =
  26. 26.988³ =
  27. 27.103³ =
  28. 28.91³ =
  29. 29.104³ =
  30. 30.97³ =
  31. 31.99³ =
  32. 32.98³ =
  33. 33.1002³ =
  34. 34.106³ =
  35. 35.99³ =
  36. 36.106³ =
  37. 37.104³ =
  38. 38.1009³ =
  39. 39.95³ =
  40. 40.101³ =

Answer key

  1. 857375
  2. 1225043
  3. 1018108216
  4. 1061208
  5. 830584
  6. 804357
  7. 778688
  8. 753571
  9. 941192000
  10. 973242271
  11. 884736
  12. 1030301
  13. 1061208
  14. 1124864
  15. 970299
  16. 985074875
  17. 912673
  18. 912673
  19. 1048772096
  20. 1045678375
  21. 1191016
  22. 961504803
  23. 1124864
  24. 961504803
  25. 1295029
  26. 964430272
  27. 1092727
  28. 753571
  29. 1124864
  30. 912673
  31. 970299
  32. 941192
  33. 1006012008
  34. 1191016
  35. 970299
  36. 1191016
  37. 1124864
  38. 1027243729
  39. 857375
  40. 1030301

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