|
4
1⁄2
−
1
3⁄4
=
|
6
3⁄5
−
4
1⁄2
=
|
9
4⁄5
−
8
5⁄10
=
|
2
2⁄4
−
1⁄2
=
|
||||
|
8
3⁄6
−
4
4⁄5
=
|
10
4⁄8
−
1
6⁄7
=
|
9
5⁄6
−
4
1⁄3
=
|
9
4⁄7
−
8
4⁄7
=
|
||||
|
7
1⁄2
−
5
3⁄6
=
|
9
1⁄4
−
5
7⁄9
=
|
3
1⁄2
−
2
5⁄6
=
|
10
3⁄4
−
8
2⁄9
=
|
||||
|
9
7⁄8
−
8
1⁄3
=
|
10
1⁄9
−
8
2⁄3
=
|
5
1⁄4
−
3
1⁄3
=
|
7
2⁄10
−
2
4⁄5
=
|
||||
|
9
4⁄5
−
5
7⁄8
=
|
7
6⁄10
−
1
1⁄9
=
|
4⁄7
−
1⁄4
=
|
10
7⁄8
−
5
8⁄9
=
|
||||
|
9
1⁄2
−
3
6⁄8
=
|
6
1⁄2
−
5
2⁄3
=
|
5
4⁄10
−
1
3⁄4
=
|
9
7⁄9
−
7
7⁄8
=
|
||||
| 24 sommen | |||||||