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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 525 · 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. 1.1004³ =
  2. 2.96³ =
  3. 3.1002³ =
  4. 4.91³ =
  5. 5.99³ =
  6. 6.104³ =
  7. 7.104³ =
  8. 8.1005³ =
  9. 9.104³ =
  10. 10.96³ =
  11. 11.1003³ =
  12. 12.95³ =
  13. 13.1004³ =
  14. 14.104³ =
  15. 15.95³ =
  16. 16.108³ =
  17. 17.102³ =
  18. 18.92³ =
  19. 19.93³ =
  20. 20.1020³ =
  21. 21.102³ =
  22. 22.96³ =
  23. 23.102³ =
  24. 24.99³ =
  25. 25.1008³ =
  26. 26.94³ =
  27. 27.103³ =
  28. 28.91³ =
  29. 29.993³ =
  30. 30.980³ =
  31. 31.106³ =
  32. 32.95³ =
  33. 33.93³ =
  34. 34.1001³ =
  35. 35.989³ =
  36. 36.1008³ =
  37. 37.1006³ =
  38. 38.1014³ =
  39. 39.987³ =
  40. 40.1008³ =

Answer key

  1. 1012048064
  2. 884736
  3. 1006012008
  4. 753571
  5. 970299
  6. 1124864
  7. 1124864
  8. 1015075125
  9. 1124864
  10. 884736
  11. 1009027027
  12. 857375
  13. 1012048064
  14. 1124864
  15. 857375
  16. 1259712
  17. 1061208
  18. 778688
  19. 804357
  20. 1061208000
  21. 1061208
  22. 884736
  23. 1061208
  24. 970299
  25. 1024192512
  26. 830584
  27. 1092727
  28. 753571
  29. 979146657
  30. 941192000
  31. 1191016
  32. 857375
  33. 804357
  34. 1003003001
  35. 967361669
  36. 1024192512
  37. 1018108216
  38. 1042590744
  39. 961504803
  40. 1024192512

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