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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 89 · 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. 1.95³ =
  2. 2.107³ =
  3. 3.104³ =
  4. 4.986³ =
  5. 5.1012³ =
  6. 6.994³ =
  7. 7.1014³ =
  8. 8.1006³ =
  9. 9.996³ =
  10. 10.1010³ =
  11. 11.999³ =
  12. 12.1005³ =
  13. 13.96³ =
  14. 14.106³ =
  15. 15.104³ =
  16. 16.105³ =
  17. 17.97³ =
  18. 18.102³ =
  19. 19.982³ =
  20. 20.987³ =
  21. 21.108³ =
  22. 22.1015³ =
  23. 23.101³ =
  24. 24.109³ =
  25. 25.987³ =
  26. 26.93³ =
  27. 27.96³ =
  28. 28.107³ =
  29. 29.97³ =
  30. 30.992³ =
  31. 31.101³ =
  32. 32.1002³ =
  33. 33.988³ =
  34. 34.981³ =
  35. 35.997³ =
  36. 36.93³ =
  37. 37.94³ =
  38. 38.93³ =
  39. 39.1015³ =
  40. 40.983³ =

Answer key

  1. 857375
  2. 1225043
  3. 1124864
  4. 958585256
  5. 1036433728
  6. 982107784
  7. 1042590744
  8. 1018108216
  9. 988047936
  10. 1030301000
  11. 997002999
  12. 1015075125
  13. 884736
  14. 1191016
  15. 1124864
  16. 1157625
  17. 912673
  18. 1061208
  19. 946966168
  20. 961504803
  21. 1259712
  22. 1045678375
  23. 1030301
  24. 1295029
  25. 961504803
  26. 804357
  27. 884736
  28. 1225043
  29. 912673
  30. 976191488
  31. 1030301
  32. 1006012008
  33. 964430272
  34. 944076141
  35. 991026973
  36. 804357
  37. 830584
  38. 804357
  39. 1045678375
  40. 949862087

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