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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 894 · 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. 1.1013³ =
  2. 2.105³ =
  3. 3.981³ =
  4. 4.988³ =
  5. 5.1002³ =
  6. 6.992³ =
  7. 7.101³ =
  8. 8.1020³ =
  9. 9.95³ =
  10. 10.1006³ =
  11. 11.106³ =
  12. 12.1016³ =
  13. 13.98³ =
  14. 14.101³ =
  15. 15.102³ =
  16. 16.91³ =
  17. 17.994³ =
  18. 18.993³ =
  19. 19.1020³ =
  20. 20.92³ =
  21. 21.98³ =
  22. 22.106³ =
  23. 23.1019³ =
  24. 24.1004³ =
  25. 25.1015³ =
  26. 26.1011³ =
  27. 27.95³ =
  28. 28.991³ =
  29. 29.98³ =
  30. 30.105³ =
  31. 31.985³ =
  32. 32.102³ =
  33. 33.106³ =
  34. 34.1001³ =
  35. 35.109³ =
  36. 36.96³ =
  37. 37.1012³ =
  38. 38.96³ =
  39. 39.108³ =
  40. 40.101³ =

Answer key

  1. 1039509197
  2. 1157625
  3. 944076141
  4. 964430272
  5. 1006012008
  6. 976191488
  7. 1030301
  8. 1061208000
  9. 857375
  10. 1018108216
  11. 1191016
  12. 1048772096
  13. 941192
  14. 1030301
  15. 1061208
  16. 753571
  17. 982107784
  18. 979146657
  19. 1061208000
  20. 778688
  21. 941192
  22. 1191016
  23. 1058089859
  24. 1012048064
  25. 1045678375
  26. 1033364331
  27. 857375
  28. 973242271
  29. 941192
  30. 1157625
  31. 955671625
  32. 1061208
  33. 1191016
  34. 1003003001
  35. 1295029
  36. 884736
  37. 1036433728
  38. 884736
  39. 1259712
  40. 1030301

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