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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 222 · 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. 1.1011³ =
  2. 2.1004³ =
  3. 3.102³ =
  4. 4.103³ =
  5. 5.91³ =
  6. 6.998³ =
  7. 7.996³ =
  8. 8.101³ =
  9. 9.109³ =
  10. 10.104³ =
  11. 11.94³ =
  12. 12.106³ =
  13. 13.101³ =
  14. 14.92³ =
  15. 15.106³ =
  16. 16.1011³ =
  17. 17.102³ =
  18. 18.107³ =
  19. 19.983³ =
  20. 20.96³ =
  21. 21.986³ =
  22. 22.108³ =
  23. 23.94³ =
  24. 24.107³ =
  25. 25.998³ =
  26. 26.91³ =
  27. 27.985³ =
  28. 28.103³ =
  29. 29.1001³ =
  30. 30.99³ =
  31. 31.102³ =
  32. 32.984³ =
  33. 33.97³ =
  34. 34.1013³ =
  35. 35.1001³ =
  36. 36.1019³ =
  37. 37.1013³ =
  38. 38.1008³ =
  39. 39.990³ =
  40. 40.98³ =

Answer key

  1. 1033364331
  2. 1012048064
  3. 1061208
  4. 1092727
  5. 753571
  6. 994011992
  7. 988047936
  8. 1030301
  9. 1295029
  10. 1124864
  11. 830584
  12. 1191016
  13. 1030301
  14. 778688
  15. 1191016
  16. 1033364331
  17. 1061208
  18. 1225043
  19. 949862087
  20. 884736
  21. 958585256
  22. 1259712
  23. 830584
  24. 1225043
  25. 994011992
  26. 753571
  27. 955671625
  28. 1092727
  29. 1003003001
  30. 970299
  31. 1061208
  32. 952763904
  33. 912673
  34. 1039509197
  35. 1003003001
  36. 1058089859
  37. 1039509197
  38. 1024192512
  39. 970299000
  40. 941192

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