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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 188 · 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. 1.94³ =
  2. 2.96³ =
  3. 3.992³ =
  4. 4.108³ =
  5. 5.1001³ =
  6. 6.107³ =
  7. 7.1006³ =
  8. 8.93³ =
  9. 9.101³ =
  10. 10.1013³ =
  11. 11.97³ =
  12. 12.97³ =
  13. 13.986³ =
  14. 14.94³ =
  15. 15.1014³ =
  16. 16.103³ =
  17. 17.104³ =
  18. 18.93³ =
  19. 19.1002³ =
  20. 20.101³ =
  21. 21.108³ =
  22. 22.993³ =
  23. 23.1009³ =
  24. 24.101³ =
  25. 25.93³ =
  26. 26.99³ =
  27. 27.985³ =
  28. 28.91³ =
  29. 29.109³ =
  30. 30.101³ =
  31. 31.101³ =
  32. 32.104³ =
  33. 33.1001³ =
  34. 34.96³ =
  35. 35.1003³ =
  36. 36.91³ =
  37. 37.107³ =
  38. 38.106³ =
  39. 39.1019³ =
  40. 40.101³ =

Answer key

  1. 830584
  2. 884736
  3. 976191488
  4. 1259712
  5. 1003003001
  6. 1225043
  7. 1018108216
  8. 804357
  9. 1030301
  10. 1039509197
  11. 912673
  12. 912673
  13. 958585256
  14. 830584
  15. 1042590744
  16. 1092727
  17. 1124864
  18. 804357
  19. 1006012008
  20. 1030301
  21. 1259712
  22. 979146657
  23. 1027243729
  24. 1030301
  25. 804357
  26. 970299
  27. 955671625
  28. 753571
  29. 1295029
  30. 1030301
  31. 1030301
  32. 1124864
  33. 1003003001
  34. 884736
  35. 1009027027
  36. 753571
  37. 1225043
  38. 1191016
  39. 1058089859
  40. 1030301

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