问题 解答题
计算.
7
9
÷5
=
15
24
÷
2
3
=
3
4
÷
2
5
÷
5
8
=
2
28
÷
2
3
=
2
13
×
5
8
÷
15
26
=
7
10
×
5
16
÷
21
32
=
答案

7
9
÷5
=
7
45
15
24
÷
2
3
=
15
16
3
4
÷
2
5
÷
5
8
=3
2
28
÷
2
3
=
3
7
2
13
×
5
8
÷
15
26
=
1
6
7
10
×
5
16
÷
21
32
=
1
3

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