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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 749 · 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. 1.103³ =
  2. 2.1003³ =
  3. 3.991³ =
  4. 4.1016³ =
  5. 5.104³ =
  6. 6.94³ =
  7. 7.98³ =
  8. 8.986³ =
  9. 9.97³ =
  10. 10.92³ =
  11. 11.106³ =
  12. 12.992³ =
  13. 13.999³ =
  14. 14.92³ =
  15. 15.984³ =
  16. 16.105³ =
  17. 17.983³ =
  18. 18.96³ =
  19. 19.999³ =
  20. 20.92³ =
  21. 21.98³ =
  22. 22.99³ =
  23. 23.991³ =
  24. 24.983³ =
  25. 25.91³ =
  26. 26.991³ =
  27. 27.98³ =
  28. 28.102³ =
  29. 29.1001³ =
  30. 30.983³ =
  31. 31.108³ =
  32. 32.984³ =
  33. 33.109³ =
  34. 34.96³ =
  35. 35.101³ =
  36. 36.1011³ =
  37. 37.97³ =
  38. 38.1013³ =
  39. 39.985³ =
  40. 40.1014³ =

Answer key

  1. 1092727
  2. 1009027027
  3. 973242271
  4. 1048772096
  5. 1124864
  6. 830584
  7. 941192
  8. 958585256
  9. 912673
  10. 778688
  11. 1191016
  12. 976191488
  13. 997002999
  14. 778688
  15. 952763904
  16. 1157625
  17. 949862087
  18. 884736
  19. 997002999
  20. 778688
  21. 941192
  22. 970299
  23. 973242271
  24. 949862087
  25. 753571
  26. 973242271
  27. 941192
  28. 1061208
  29. 1003003001
  30. 949862087
  31. 1259712
  32. 952763904
  33. 1295029
  34. 884736
  35. 1030301
  36. 1033364331
  37. 912673
  38. 1039509197
  39. 955671625
  40. 1042590744

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