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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 315 · 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. 1.105³ =
  2. 2.109³ =
  3. 3.989³ =
  4. 4.95³ =
  5. 5.999³ =
  6. 6.93³ =
  7. 7.96³ =
  8. 8.993³ =
  9. 9.101³ =
  10. 10.99³ =
  11. 11.987³ =
  12. 12.95³ =
  13. 13.102³ =
  14. 14.1001³ =
  15. 15.99³ =
  16. 16.93³ =
  17. 17.1002³ =
  18. 18.102³ =
  19. 19.92³ =
  20. 20.102³ =
  21. 21.994³ =
  22. 22.985³ =
  23. 23.101³ =
  24. 24.93³ =
  25. 25.105³ =
  26. 26.1008³ =
  27. 27.94³ =
  28. 28.1011³ =
  29. 29.92³ =
  30. 30.980³ =
  31. 31.1015³ =
  32. 32.993³ =
  33. 33.998³ =
  34. 34.103³ =
  35. 35.99³ =
  36. 36.109³ =
  37. 37.91³ =
  38. 38.999³ =
  39. 39.1014³ =
  40. 40.101³ =

Answer key

  1. 1157625
  2. 1295029
  3. 967361669
  4. 857375
  5. 997002999
  6. 804357
  7. 884736
  8. 979146657
  9. 1030301
  10. 970299
  11. 961504803
  12. 857375
  13. 1061208
  14. 1003003001
  15. 970299
  16. 804357
  17. 1006012008
  18. 1061208
  19. 778688
  20. 1061208
  21. 982107784
  22. 955671625
  23. 1030301
  24. 804357
  25. 1157625
  26. 1024192512
  27. 830584
  28. 1033364331
  29. 778688
  30. 941192000
  31. 1045678375
  32. 979146657
  33. 994011992
  34. 1092727
  35. 970299
  36. 1295029
  37. 753571
  38. 997002999
  39. 1042590744
  40. 1030301

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