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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 679 · 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. 1.96³ =
  2. 2.102³ =
  3. 3.97³ =
  4. 4.104³ =
  5. 5.93³ =
  6. 6.97³ =
  7. 7.92³ =
  8. 8.1010³ =
  9. 9.92³ =
  10. 10.1006³ =
  11. 11.996³ =
  12. 12.91³ =
  13. 13.93³ =
  14. 14.987³ =
  15. 15.101³ =
  16. 16.987³ =
  17. 17.91³ =
  18. 18.994³ =
  19. 19.981³ =
  20. 20.97³ =
  21. 21.97³ =
  22. 22.987³ =
  23. 23.1001³ =
  24. 24.995³ =
  25. 25.1016³ =
  26. 26.996³ =
  27. 27.999³ =
  28. 28.998³ =
  29. 29.94³ =
  30. 30.1019³ =
  31. 31.93³ =
  32. 32.108³ =
  33. 33.99³ =
  34. 34.106³ =
  35. 35.101³ =
  36. 36.95³ =
  37. 37.106³ =
  38. 38.1011³ =
  39. 39.103³ =
  40. 40.983³ =

Answer key

  1. 884736
  2. 1061208
  3. 912673
  4. 1124864
  5. 804357
  6. 912673
  7. 778688
  8. 1030301000
  9. 778688
  10. 1018108216
  11. 988047936
  12. 753571
  13. 804357
  14. 961504803
  15. 1030301
  16. 961504803
  17. 753571
  18. 982107784
  19. 944076141
  20. 912673
  21. 912673
  22. 961504803
  23. 1003003001
  24. 985074875
  25. 1048772096
  26. 988047936
  27. 997002999
  28. 994011992
  29. 830584
  30. 1058089859
  31. 804357
  32. 1259712
  33. 970299
  34. 1191016
  35. 1030301
  36. 857375
  37. 1191016
  38. 1033364331
  39. 1092727
  40. 949862087

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