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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 184 · 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. 1.103³ =
  2. 2.101³ =
  3. 3.1016³ =
  4. 4.93³ =
  5. 5.985³ =
  6. 6.102³ =
  7. 7.989³ =
  8. 8.103³ =
  9. 9.1004³ =
  10. 10.109³ =
  11. 11.988³ =
  12. 12.1002³ =
  13. 13.95³ =
  14. 14.99³ =
  15. 15.91³ =
  16. 16.987³ =
  17. 17.1002³ =
  18. 18.96³ =
  19. 19.1009³ =
  20. 20.98³ =
  21. 21.999³ =
  22. 22.99³ =
  23. 23.992³ =
  24. 24.985³ =
  25. 25.992³ =
  26. 26.106³ =
  27. 27.1007³ =
  28. 28.96³ =
  29. 29.102³ =
  30. 30.96³ =
  31. 31.96³ =
  32. 32.91³ =
  33. 33.106³ =
  34. 34.988³ =
  35. 35.98³ =
  36. 36.1014³ =
  37. 37.1004³ =
  38. 38.101³ =
  39. 39.103³ =
  40. 40.103³ =

Answer key

  1. 1092727
  2. 1030301
  3. 1048772096
  4. 804357
  5. 955671625
  6. 1061208
  7. 967361669
  8. 1092727
  9. 1012048064
  10. 1295029
  11. 964430272
  12. 1006012008
  13. 857375
  14. 970299
  15. 753571
  16. 961504803
  17. 1006012008
  18. 884736
  19. 1027243729
  20. 941192
  21. 997002999
  22. 970299
  23. 976191488
  24. 955671625
  25. 976191488
  26. 1191016
  27. 1021147343
  28. 884736
  29. 1061208
  30. 884736
  31. 884736
  32. 753571
  33. 1191016
  34. 964430272
  35. 941192
  36. 1042590744
  37. 1012048064
  38. 1030301
  39. 1092727
  40. 1092727

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