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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 513 · 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. 1.102³ =
  2. 2.1003³ =
  3. 3.1019³ =
  4. 4.93³ =
  5. 5.109³ =
  6. 6.108³ =
  7. 7.96³ =
  8. 8.1012³ =
  9. 9.1005³ =
  10. 10.104³ =
  11. 11.999³ =
  12. 12.996³ =
  13. 13.999³ =
  14. 14.1009³ =
  15. 15.105³ =
  16. 16.1018³ =
  17. 17.1002³ =
  18. 18.104³ =
  19. 19.982³ =
  20. 20.97³ =
  21. 21.980³ =
  22. 22.98³ =
  23. 23.98³ =
  24. 24.1019³ =
  25. 25.103³ =
  26. 26.985³ =
  27. 27.999³ =
  28. 28.109³ =
  29. 29.1007³ =
  30. 30.1010³ =
  31. 31.1019³ =
  32. 32.1019³ =
  33. 33.98³ =
  34. 34.91³ =
  35. 35.103³ =
  36. 36.993³ =
  37. 37.1015³ =
  38. 38.994³ =
  39. 39.988³ =
  40. 40.103³ =

Answer key

  1. 1061208
  2. 1009027027
  3. 1058089859
  4. 804357
  5. 1295029
  6. 1259712
  7. 884736
  8. 1036433728
  9. 1015075125
  10. 1124864
  11. 997002999
  12. 988047936
  13. 997002999
  14. 1027243729
  15. 1157625
  16. 1054977832
  17. 1006012008
  18. 1124864
  19. 946966168
  20. 912673
  21. 941192000
  22. 941192
  23. 941192
  24. 1058089859
  25. 1092727
  26. 955671625
  27. 997002999
  28. 1295029
  29. 1021147343
  30. 1030301000
  31. 1058089859
  32. 1058089859
  33. 941192
  34. 753571
  35. 1092727
  36. 979146657
  37. 1045678375
  38. 982107784
  39. 964430272
  40. 1092727

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