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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 133 · 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. 1.1002³ =
  2. 2.995³ =
  3. 3.101³ =
  4. 4.1017³ =
  5. 5.109³ =
  6. 6.983³ =
  7. 7.103³ =
  8. 8.97³ =
  9. 9.94³ =
  10. 10.105³ =
  11. 11.99³ =
  12. 12.999³ =
  13. 13.998³ =
  14. 14.107³ =
  15. 15.101³ =
  16. 16.1011³ =
  17. 17.996³ =
  18. 18.97³ =
  19. 19.989³ =
  20. 20.1008³ =
  21. 21.109³ =
  22. 22.98³ =
  23. 23.103³ =
  24. 24.106³ =
  25. 25.105³ =
  26. 26.108³ =
  27. 27.108³ =
  28. 28.999³ =
  29. 29.108³ =
  30. 30.980³ =
  31. 31.1002³ =
  32. 32.985³ =
  33. 33.93³ =
  34. 34.103³ =
  35. 35.107³ =
  36. 36.1005³ =
  37. 37.96³ =
  38. 38.99³ =
  39. 39.96³ =
  40. 40.104³ =

Answer key

  1. 1006012008
  2. 985074875
  3. 1030301
  4. 1051871913
  5. 1295029
  6. 949862087
  7. 1092727
  8. 912673
  9. 830584
  10. 1157625
  11. 970299
  12. 997002999
  13. 994011992
  14. 1225043
  15. 1030301
  16. 1033364331
  17. 988047936
  18. 912673
  19. 967361669
  20. 1024192512
  21. 1295029
  22. 941192
  23. 1092727
  24. 1191016
  25. 1157625
  26. 1259712
  27. 1259712
  28. 997002999
  29. 1259712
  30. 941192000
  31. 1006012008
  32. 955671625
  33. 804357
  34. 1092727
  35. 1225043
  36. 1015075125
  37. 884736
  38. 970299
  39. 884736
  40. 1124864

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