题目内容

1
3
÷
1
12
=
4
7
÷12=
8
9
÷
3
7
=
3
4
=
10
11
=
14
11
÷21=
5
8
÷
5
6
=
9
10
÷
3
5
=
8
9
÷
8
3
=
3
10
÷
10
3
=
1
5
×
5
8
=
1
3
-
1
4
=
1
3
÷
1
12
=4,
4
7
÷12=
1
21
8
9
÷
3
7
=2
2
27
3
4
=1
1
3
10
11
=5
1
2
14
11
÷21=
2
33
5
8
÷
5
6
=
3
4
9
10
÷
3
5
=1.5,
8
9
÷
8
3
=
1
3
3
10
÷
10
3
=
9
100
1
5
×
5
8
=
1
8
1
3
-
1
4
=
1
12
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