1-2/3-1/6-1/12-1/24-1/48-……1/768

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1-2/3-1/6-1/12-1/24-1/48-……1/768
1-2/3-1/6-1/12-1/24-1/48-……1/768

1-2/3-1/6-1/12-1/24-1/48-……1/768
1-2/3-1/6-1/12-1/24-1/48-……1/768
=1/3-1/6-1/12-1/24-1/48-……1/768
=1/6-1/12-1/24-1/48-……1/768
=1/12-1/24-1/48-……1/768
=1/24-1/48-……1/768
=1/768

1-2/3-1/6-1/12-1/24-1/48-……1/768=1/3-1/6-1/12-1/24-1/48-……1/768=1/6-1/12-1/24-1/48-……1/768=1/12-1/24-1/48-……1/768=1/24-1/48-……1/768=1/768