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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 400 · 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. 1.996³ =
  2. 2.998³ =
  3. 3.91³ =
  4. 4.101³ =
  5. 5.96³ =
  6. 6.984³ =
  7. 7.96³ =
  8. 8.109³ =
  9. 9.99³ =
  10. 10.1020³ =
  11. 11.96³ =
  12. 12.95³ =
  13. 13.1020³ =
  14. 14.91³ =
  15. 15.986³ =
  16. 16.104³ =
  17. 17.109³ =
  18. 18.109³ =
  19. 19.988³ =
  20. 20.1019³ =
  21. 21.997³ =
  22. 22.1012³ =
  23. 23.101³ =
  24. 24.1008³ =
  25. 25.102³ =
  26. 26.981³ =
  27. 27.982³ =
  28. 28.995³ =
  29. 29.97³ =
  30. 30.94³ =
  31. 31.995³ =
  32. 32.96³ =
  33. 33.999³ =
  34. 34.987³ =
  35. 35.1001³ =
  36. 36.101³ =
  37. 37.984³ =
  38. 38.99³ =
  39. 39.987³ =
  40. 40.102³ =

Answer key

  1. 988047936
  2. 994011992
  3. 753571
  4. 1030301
  5. 884736
  6. 952763904
  7. 884736
  8. 1295029
  9. 970299
  10. 1061208000
  11. 884736
  12. 857375
  13. 1061208000
  14. 753571
  15. 958585256
  16. 1124864
  17. 1295029
  18. 1295029
  19. 964430272
  20. 1058089859
  21. 991026973
  22. 1036433728
  23. 1030301
  24. 1024192512
  25. 1061208
  26. 944076141
  27. 946966168
  28. 985074875
  29. 912673
  30. 830584
  31. 985074875
  32. 884736
  33. 997002999
  34. 961504803
  35. 1003003001
  36. 1030301
  37. 952763904
  38. 970299
  39. 961504803
  40. 1061208

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