问题 解答题
把假分数化成带分数或把带分数化成假分数.
9
2
=
6
7
12
=
51
17
=
2
1
13
=
5
2
5
=
答案

9
2
=4
1
2

6

7
12
=
79
12

51
17
=3;

2

1
13
=
27
13

5

2
5
=
27
5

判断题
填空题