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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 580 · 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. 1.99³ =
  2. 2.101³ =
  3. 3.106³ =
  4. 4.985³ =
  5. 5.999³ =
  6. 6.105³ =
  7. 7.106³ =
  8. 8.102³ =
  9. 9.103³ =
  10. 10.92³ =
  11. 11.1015³ =
  12. 12.99³ =
  13. 13.994³ =
  14. 14.93³ =
  15. 15.996³ =
  16. 16.98³ =
  17. 17.995³ =
  18. 18.997³ =
  19. 19.997³ =
  20. 20.103³ =
  21. 21.995³ =
  22. 22.1017³ =
  23. 23.96³ =
  24. 24.1007³ =
  25. 25.991³ =
  26. 26.109³ =
  27. 27.1004³ =
  28. 28.103³ =
  29. 29.104³ =
  30. 30.107³ =
  31. 31.981³ =
  32. 32.1008³ =
  33. 33.1008³ =
  34. 34.1019³ =
  35. 35.107³ =
  36. 36.1006³ =
  37. 37.980³ =
  38. 38.993³ =
  39. 39.102³ =
  40. 40.999³ =

Answer key

  1. 970299
  2. 1030301
  3. 1191016
  4. 955671625
  5. 997002999
  6. 1157625
  7. 1191016
  8. 1061208
  9. 1092727
  10. 778688
  11. 1045678375
  12. 970299
  13. 982107784
  14. 804357
  15. 988047936
  16. 941192
  17. 985074875
  18. 991026973
  19. 991026973
  20. 1092727
  21. 985074875
  22. 1051871913
  23. 884736
  24. 1021147343
  25. 973242271
  26. 1295029
  27. 1012048064
  28. 1092727
  29. 1124864
  30. 1225043
  31. 944076141
  32. 1024192512
  33. 1024192512
  34. 1058089859
  35. 1225043
  36. 1018108216
  37. 941192000
  38. 979146657
  39. 1061208
  40. 997002999

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