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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 394 · 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. 2.1014³ =
  3. 3.106³ =
  4. 4.104³ =
  5. 5.92³ =
  6. 6.97³ =
  7. 7.98³ =
  8. 8.105³ =
  9. 9.1005³ =
  10. 10.92³ =
  11. 11.993³ =
  12. 12.99³ =
  13. 13.990³ =
  14. 14.1011³ =
  15. 15.93³ =
  16. 16.92³ =
  17. 17.95³ =
  18. 18.101³ =
  19. 19.1016³ =
  20. 20.1015³ =
  21. 21.98³ =
  22. 22.99³ =
  23. 23.993³ =
  24. 24.986³ =
  25. 25.91³ =
  26. 26.1001³ =
  27. 27.105³ =
  28. 28.109³ =
  29. 29.989³ =
  30. 30.1005³ =
  31. 31.95³ =
  32. 32.94³ =
  33. 33.101³ =
  34. 34.1007³ =
  35. 35.988³ =
  36. 36.1015³ =
  37. 37.98³ =
  38. 38.101³ =
  39. 39.101³ =
  40. 40.97³ =

Answer key

  1. 804357
  2. 1042590744
  3. 1191016
  4. 1124864
  5. 778688
  6. 912673
  7. 941192
  8. 1157625
  9. 1015075125
  10. 778688
  11. 979146657
  12. 970299
  13. 970299000
  14. 1033364331
  15. 804357
  16. 778688
  17. 857375
  18. 1030301
  19. 1048772096
  20. 1045678375
  21. 941192
  22. 970299
  23. 979146657
  24. 958585256
  25. 753571
  26. 1003003001
  27. 1157625
  28. 1295029
  29. 967361669
  30. 1015075125
  31. 857375
  32. 830584
  33. 1030301
  34. 1021147343
  35. 964430272
  36. 1045678375
  37. 941192
  38. 1030301
  39. 1030301
  40. 912673

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