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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 397 · 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. 1.107³ =
  2. 2.103³ =
  3. 3.93³ =
  4. 4.92³ =
  5. 5.99³ =
  6. 6.1006³ =
  7. 7.1006³ =
  8. 8.1017³ =
  9. 9.988³ =
  10. 10.97³ =
  11. 11.994³ =
  12. 12.1001³ =
  13. 13.91³ =
  14. 14.1004³ =
  15. 15.988³ =
  16. 16.99³ =
  17. 17.106³ =
  18. 18.98³ =
  19. 19.109³ =
  20. 20.1017³ =
  21. 21.1011³ =
  22. 22.1003³ =
  23. 23.103³ =
  24. 24.104³ =
  25. 25.103³ =
  26. 26.992³ =
  27. 27.96³ =
  28. 28.101³ =
  29. 29.1007³ =
  30. 30.99³ =
  31. 31.985³ =
  32. 32.1016³ =
  33. 33.981³ =
  34. 34.108³ =
  35. 35.101³ =
  36. 36.95³ =
  37. 37.981³ =
  38. 38.996³ =
  39. 39.103³ =
  40. 40.92³ =

Answer key

  1. 1225043
  2. 1092727
  3. 804357
  4. 778688
  5. 970299
  6. 1018108216
  7. 1018108216
  8. 1051871913
  9. 964430272
  10. 912673
  11. 982107784
  12. 1003003001
  13. 753571
  14. 1012048064
  15. 964430272
  16. 970299
  17. 1191016
  18. 941192
  19. 1295029
  20. 1051871913
  21. 1033364331
  22. 1009027027
  23. 1092727
  24. 1124864
  25. 1092727
  26. 976191488
  27. 884736
  28. 1030301
  29. 1021147343
  30. 970299
  31. 955671625
  32. 1048772096
  33. 944076141
  34. 1259712
  35. 1030301
  36. 857375
  37. 944076141
  38. 988047936
  39. 1092727
  40. 778688

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