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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 273 · 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. 1.1010³ =
  2. 2.92³ =
  3. 3.1001³ =
  4. 4.988³ =
  5. 5.105³ =
  6. 6.104³ =
  7. 7.102³ =
  8. 8.103³ =
  9. 9.1002³ =
  10. 10.989³ =
  11. 11.981³ =
  12. 12.92³ =
  13. 13.984³ =
  14. 14.994³ =
  15. 15.1013³ =
  16. 16.96³ =
  17. 17.980³ =
  18. 18.96³ =
  19. 19.101³ =
  20. 20.1013³ =
  21. 21.992³ =
  22. 22.108³ =
  23. 23.995³ =
  24. 24.94³ =
  25. 25.1013³ =
  26. 26.98³ =
  27. 27.1017³ =
  28. 28.1004³ =
  29. 29.94³ =
  30. 30.997³ =
  31. 31.98³ =
  32. 32.101³ =
  33. 33.101³ =
  34. 34.1003³ =
  35. 35.1010³ =
  36. 36.1019³ =
  37. 37.982³ =
  38. 38.98³ =
  39. 39.1007³ =
  40. 40.109³ =

Answer key

  1. 1030301000
  2. 778688
  3. 1003003001
  4. 964430272
  5. 1157625
  6. 1124864
  7. 1061208
  8. 1092727
  9. 1006012008
  10. 967361669
  11. 944076141
  12. 778688
  13. 952763904
  14. 982107784
  15. 1039509197
  16. 884736
  17. 941192000
  18. 884736
  19. 1030301
  20. 1039509197
  21. 976191488
  22. 1259712
  23. 985074875
  24. 830584
  25. 1039509197
  26. 941192
  27. 1051871913
  28. 1012048064
  29. 830584
  30. 991026973
  31. 941192
  32. 1030301
  33. 1030301
  34. 1009027027
  35. 1030301000
  36. 1058089859
  37. 946966168
  38. 941192
  39. 1021147343
  40. 1295029

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