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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 364 · 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. 1.94³ =
  2. 2.992³ =
  3. 3.999³ =
  4. 4.1012³ =
  5. 5.1005³ =
  6. 6.990³ =
  7. 7.103³ =
  8. 8.999³ =
  9. 9.103³ =
  10. 10.109³ =
  11. 11.1004³ =
  12. 12.105³ =
  13. 13.1001³ =
  14. 14.92³ =
  15. 15.103³ =
  16. 16.984³ =
  17. 17.98³ =
  18. 18.999³ =
  19. 19.108³ =
  20. 20.108³ =
  21. 21.990³ =
  22. 22.91³ =
  23. 23.91³ =
  24. 24.101³ =
  25. 25.992³ =
  26. 26.983³ =
  27. 27.996³ =
  28. 28.990³ =
  29. 29.93³ =
  30. 30.106³ =
  31. 31.104³ =
  32. 32.1005³ =
  33. 33.106³ =
  34. 34.97³ =
  35. 35.101³ =
  36. 36.107³ =
  37. 37.982³ =
  38. 38.982³ =
  39. 39.94³ =
  40. 40.108³ =

Answer key

  1. 830584
  2. 976191488
  3. 997002999
  4. 1036433728
  5. 1015075125
  6. 970299000
  7. 1092727
  8. 997002999
  9. 1092727
  10. 1295029
  11. 1012048064
  12. 1157625
  13. 1003003001
  14. 778688
  15. 1092727
  16. 952763904
  17. 941192
  18. 997002999
  19. 1259712
  20. 1259712
  21. 970299000
  22. 753571
  23. 753571
  24. 1030301
  25. 976191488
  26. 949862087
  27. 988047936
  28. 970299000
  29. 804357
  30. 1191016
  31. 1124864
  32. 1015075125
  33. 1191016
  34. 912673
  35. 1030301
  36. 1225043
  37. 946966168
  38. 946966168
  39. 830584
  40. 1259712

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