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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 673 · 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. 1.96³ =
  2. 2.101³ =
  3. 3.1016³ =
  4. 4.1013³ =
  5. 5.95³ =
  6. 6.109³ =
  7. 7.1020³ =
  8. 8.94³ =
  9. 9.109³ =
  10. 10.96³ =
  11. 11.1020³ =
  12. 12.92³ =
  13. 13.984³ =
  14. 14.96³ =
  15. 15.91³ =
  16. 16.99³ =
  17. 17.92³ =
  18. 18.1004³ =
  19. 19.982³ =
  20. 20.1014³ =
  21. 21.1013³ =
  22. 22.97³ =
  23. 23.95³ =
  24. 24.1020³ =
  25. 25.1001³ =
  26. 26.101³ =
  27. 27.1001³ =
  28. 28.1020³ =
  29. 29.99³ =
  30. 30.96³ =
  31. 31.96³ =
  32. 32.99³ =
  33. 33.991³ =
  34. 34.98³ =
  35. 35.980³ =
  36. 36.93³ =
  37. 37.991³ =
  38. 38.991³ =
  39. 39.107³ =
  40. 40.108³ =

Answer key

  1. 884736
  2. 1030301
  3. 1048772096
  4. 1039509197
  5. 857375
  6. 1295029
  7. 1061208000
  8. 830584
  9. 1295029
  10. 884736
  11. 1061208000
  12. 778688
  13. 952763904
  14. 884736
  15. 753571
  16. 970299
  17. 778688
  18. 1012048064
  19. 946966168
  20. 1042590744
  21. 1039509197
  22. 912673
  23. 857375
  24. 1061208000
  25. 1003003001
  26. 1030301
  27. 1003003001
  28. 1061208000
  29. 970299
  30. 884736
  31. 884736
  32. 970299
  33. 973242271
  34. 941192
  35. 941192000
  36. 804357
  37. 973242271
  38. 973242271
  39. 1225043
  40. 1259712

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