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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 911 · 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. 1.991³ =
  2. 2.994³ =
  3. 3.95³ =
  4. 4.108³ =
  5. 5.92³ =
  6. 6.105³ =
  7. 7.101³ =
  8. 8.98³ =
  9. 9.981³ =
  10. 10.93³ =
  11. 11.93³ =
  12. 12.94³ =
  13. 13.985³ =
  14. 14.102³ =
  15. 15.106³ =
  16. 16.95³ =
  17. 17.97³ =
  18. 18.991³ =
  19. 19.94³ =
  20. 20.96³ =
  21. 21.991³ =
  22. 22.104³ =
  23. 23.980³ =
  24. 24.96³ =
  25. 25.1014³ =
  26. 26.998³ =
  27. 27.1006³ =
  28. 28.107³ =
  29. 29.986³ =
  30. 30.102³ =
  31. 31.981³ =
  32. 32.987³ =
  33. 33.104³ =
  34. 34.97³ =
  35. 35.105³ =
  36. 36.981³ =
  37. 37.95³ =
  38. 38.92³ =
  39. 39.101³ =
  40. 40.102³ =

Answer key

  1. 973242271
  2. 982107784
  3. 857375
  4. 1259712
  5. 778688
  6. 1157625
  7. 1030301
  8. 941192
  9. 944076141
  10. 804357
  11. 804357
  12. 830584
  13. 955671625
  14. 1061208
  15. 1191016
  16. 857375
  17. 912673
  18. 973242271
  19. 830584
  20. 884736
  21. 973242271
  22. 1124864
  23. 941192000
  24. 884736
  25. 1042590744
  26. 994011992
  27. 1018108216
  28. 1225043
  29. 958585256
  30. 1061208
  31. 944076141
  32. 961504803
  33. 1124864
  34. 912673
  35. 1157625
  36. 944076141
  37. 857375
  38. 778688
  39. 1030301
  40. 1061208

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