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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 533 · 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. 1.1001³ =
  2. 2.91³ =
  3. 3.999³ =
  4. 4.1017³ =
  5. 5.98³ =
  6. 6.109³ =
  7. 7.1012³ =
  8. 8.99³ =
  9. 9.98³ =
  10. 10.1007³ =
  11. 11.97³ =
  12. 12.996³ =
  13. 13.984³ =
  14. 14.95³ =
  15. 15.994³ =
  16. 16.91³ =
  17. 17.107³ =
  18. 18.1003³ =
  19. 19.103³ =
  20. 20.995³ =
  21. 21.101³ =
  22. 22.994³ =
  23. 23.105³ =
  24. 24.99³ =
  25. 25.996³ =
  26. 26.95³ =
  27. 27.108³ =
  28. 28.95³ =
  29. 29.1012³ =
  30. 30.1016³ =
  31. 31.986³ =
  32. 32.97³ =
  33. 33.993³ =
  34. 34.1005³ =
  35. 35.1016³ =
  36. 36.97³ =
  37. 37.96³ =
  38. 38.1008³ =
  39. 39.996³ =
  40. 40.95³ =

Answer key

  1. 1003003001
  2. 753571
  3. 997002999
  4. 1051871913
  5. 941192
  6. 1295029
  7. 1036433728
  8. 970299
  9. 941192
  10. 1021147343
  11. 912673
  12. 988047936
  13. 952763904
  14. 857375
  15. 982107784
  16. 753571
  17. 1225043
  18. 1009027027
  19. 1092727
  20. 985074875
  21. 1030301
  22. 982107784
  23. 1157625
  24. 970299
  25. 988047936
  26. 857375
  27. 1259712
  28. 857375
  29. 1036433728
  30. 1048772096
  31. 958585256
  32. 912673
  33. 979146657
  34. 1015075125
  35. 1048772096
  36. 912673
  37. 884736
  38. 1024192512
  39. 988047936
  40. 857375

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