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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 622 · 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. 1.92³ =
  2. 2.105³ =
  3. 3.101³ =
  4. 4.95³ =
  5. 5.1007³ =
  6. 6.95³ =
  7. 7.97³ =
  8. 8.91³ =
  9. 9.1004³ =
  10. 10.94³ =
  11. 11.93³ =
  12. 12.99³ =
  13. 13.96³ =
  14. 14.108³ =
  15. 15.102³ =
  16. 16.109³ =
  17. 17.97³ =
  18. 18.992³ =
  19. 19.1010³ =
  20. 20.94³ =
  21. 21.96³ =
  22. 22.103³ =
  23. 23.992³ =
  24. 24.102³ =
  25. 25.996³ =
  26. 26.106³ =
  27. 27.993³ =
  28. 28.984³ =
  29. 29.105³ =
  30. 30.102³ =
  31. 31.992³ =
  32. 32.999³ =
  33. 33.101³ =
  34. 34.101³ =
  35. 35.95³ =
  36. 36.107³ =
  37. 37.980³ =
  38. 38.1003³ =
  39. 39.91³ =
  40. 40.1020³ =

Answer key

  1. 778688
  2. 1157625
  3. 1030301
  4. 857375
  5. 1021147343
  6. 857375
  7. 912673
  8. 753571
  9. 1012048064
  10. 830584
  11. 804357
  12. 970299
  13. 884736
  14. 1259712
  15. 1061208
  16. 1295029
  17. 912673
  18. 976191488
  19. 1030301000
  20. 830584
  21. 884736
  22. 1092727
  23. 976191488
  24. 1061208
  25. 988047936
  26. 1191016
  27. 979146657
  28. 952763904
  29. 1157625
  30. 1061208
  31. 976191488
  32. 997002999
  33. 1030301
  34. 1030301
  35. 857375
  36. 1225043
  37. 941192000
  38. 1009027027
  39. 753571
  40. 1061208000

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