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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 346 · 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. 1.91³ =
  2. 2.96³ =
  3. 3.99³ =
  4. 4.994³ =
  5. 5.1016³ =
  6. 6.1009³ =
  7. 7.93³ =
  8. 8.96³ =
  9. 9.98³ =
  10. 10.105³ =
  11. 11.980³ =
  12. 12.1019³ =
  13. 13.101³ =
  14. 14.108³ =
  15. 15.93³ =
  16. 16.109³ =
  17. 17.103³ =
  18. 18.95³ =
  19. 19.109³ =
  20. 20.99³ =
  21. 21.1018³ =
  22. 22.992³ =
  23. 23.91³ =
  24. 24.1007³ =
  25. 25.1020³ =
  26. 26.91³ =
  27. 27.97³ =
  28. 28.106³ =
  29. 29.985³ =
  30. 30.991³ =
  31. 31.1003³ =
  32. 32.1007³ =
  33. 33.103³ =
  34. 34.94³ =
  35. 35.982³ =
  36. 36.97³ =
  37. 37.995³ =
  38. 38.98³ =
  39. 39.108³ =
  40. 40.984³ =

Answer key

  1. 753571
  2. 884736
  3. 970299
  4. 982107784
  5. 1048772096
  6. 1027243729
  7. 804357
  8. 884736
  9. 941192
  10. 1157625
  11. 941192000
  12. 1058089859
  13. 1030301
  14. 1259712
  15. 804357
  16. 1295029
  17. 1092727
  18. 857375
  19. 1295029
  20. 970299
  21. 1054977832
  22. 976191488
  23. 753571
  24. 1021147343
  25. 1061208000
  26. 753571
  27. 912673
  28. 1191016
  29. 955671625
  30. 973242271
  31. 1009027027
  32. 1021147343
  33. 1092727
  34. 830584
  35. 946966168
  36. 912673
  37. 985074875
  38. 941192
  39. 1259712
  40. 952763904

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