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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 467 · 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. 2.105³ =
  3. 3.94³ =
  4. 4.103³ =
  5. 5.104³ =
  6. 6.104³ =
  7. 7.103³ =
  8. 8.997³ =
  9. 9.982³ =
  10. 10.1009³ =
  11. 11.91³ =
  12. 12.98³ =
  13. 13.980³ =
  14. 14.104³ =
  15. 15.102³ =
  16. 16.106³ =
  17. 17.997³ =
  18. 18.995³ =
  19. 19.1011³ =
  20. 20.1005³ =
  21. 21.96³ =
  22. 22.95³ =
  23. 23.989³ =
  24. 24.988³ =
  25. 25.1019³ =
  26. 26.94³ =
  27. 27.99³ =
  28. 28.91³ =
  29. 29.994³ =
  30. 30.99³ =
  31. 31.106³ =
  32. 32.1003³ =
  33. 33.995³ =
  34. 34.97³ =
  35. 35.98³ =
  36. 36.97³ =
  37. 37.102³ =
  38. 38.103³ =
  39. 39.994³ =
  40. 40.93³ =

Answer key

  1. 857375
  2. 1157625
  3. 830584
  4. 1092727
  5. 1124864
  6. 1124864
  7. 1092727
  8. 991026973
  9. 946966168
  10. 1027243729
  11. 753571
  12. 941192
  13. 941192000
  14. 1124864
  15. 1061208
  16. 1191016
  17. 991026973
  18. 985074875
  19. 1033364331
  20. 1015075125
  21. 884736
  22. 857375
  23. 967361669
  24. 964430272
  25. 1058089859
  26. 830584
  27. 970299
  28. 753571
  29. 982107784
  30. 970299
  31. 1191016
  32. 1009027027
  33. 985074875
  34. 912673
  35. 941192
  36. 912673
  37. 1061208
  38. 1092727
  39. 982107784
  40. 804357

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