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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 442 · 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. 1.105³ =
  2. 2.992³ =
  3. 3.985³ =
  4. 4.1013³ =
  5. 5.102³ =
  6. 6.105³ =
  7. 7.1006³ =
  8. 8.96³ =
  9. 9.102³ =
  10. 10.92³ =
  11. 11.995³ =
  12. 12.103³ =
  13. 13.92³ =
  14. 14.109³ =
  15. 15.989³ =
  16. 16.105³ =
  17. 17.96³ =
  18. 18.1005³ =
  19. 19.106³ =
  20. 20.1015³ =
  21. 21.985³ =
  22. 22.96³ =
  23. 23.997³ =
  24. 24.999³ =
  25. 25.109³ =
  26. 26.1014³ =
  27. 27.980³ =
  28. 28.992³ =
  29. 29.96³ =
  30. 30.1012³ =
  31. 31.980³ =
  32. 32.106³ =
  33. 33.93³ =
  34. 34.98³ =
  35. 35.91³ =
  36. 36.104³ =
  37. 37.97³ =
  38. 38.92³ =
  39. 39.997³ =
  40. 40.106³ =

Answer key

  1. 1157625
  2. 976191488
  3. 955671625
  4. 1039509197
  5. 1061208
  6. 1157625
  7. 1018108216
  8. 884736
  9. 1061208
  10. 778688
  11. 985074875
  12. 1092727
  13. 778688
  14. 1295029
  15. 967361669
  16. 1157625
  17. 884736
  18. 1015075125
  19. 1191016
  20. 1045678375
  21. 955671625
  22. 884736
  23. 991026973
  24. 997002999
  25. 1295029
  26. 1042590744
  27. 941192000
  28. 976191488
  29. 884736
  30. 1036433728
  31. 941192000
  32. 1191016
  33. 804357
  34. 941192
  35. 753571
  36. 1124864
  37. 912673
  38. 778688
  39. 991026973
  40. 1191016

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