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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 331 · 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. 1.101³ =
  2. 2.102³ =
  3. 3.106³ =
  4. 4.1002³ =
  5. 5.1006³ =
  6. 6.1014³ =
  7. 7.1014³ =
  8. 8.988³ =
  9. 9.991³ =
  10. 10.1019³ =
  11. 11.1003³ =
  12. 12.985³ =
  13. 13.93³ =
  14. 14.1018³ =
  15. 15.107³ =
  16. 16.102³ =
  17. 17.987³ =
  18. 18.1001³ =
  19. 19.994³ =
  20. 20.94³ =
  21. 21.101³ =
  22. 22.1009³ =
  23. 23.1007³ =
  24. 24.104³ =
  25. 25.98³ =
  26. 26.1016³ =
  27. 27.97³ =
  28. 28.984³ =
  29. 29.108³ =
  30. 30.96³ =
  31. 31.984³ =
  32. 32.1018³ =
  33. 33.106³ =
  34. 34.991³ =
  35. 35.992³ =
  36. 36.101³ =
  37. 37.102³ =
  38. 38.99³ =
  39. 39.108³ =
  40. 40.1018³ =

Answer key

  1. 1030301
  2. 1061208
  3. 1191016
  4. 1006012008
  5. 1018108216
  6. 1042590744
  7. 1042590744
  8. 964430272
  9. 973242271
  10. 1058089859
  11. 1009027027
  12. 955671625
  13. 804357
  14. 1054977832
  15. 1225043
  16. 1061208
  17. 961504803
  18. 1003003001
  19. 982107784
  20. 830584
  21. 1030301
  22. 1027243729
  23. 1021147343
  24. 1124864
  25. 941192
  26. 1048772096
  27. 912673
  28. 952763904
  29. 1259712
  30. 884736
  31. 952763904
  32. 1054977832
  33. 1191016
  34. 973242271
  35. 976191488
  36. 1030301
  37. 1061208
  38. 970299
  39. 1259712
  40. 1054977832

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