试题:
把下列分数化成小数.
8
13
=
13
5
=
8
25
=
7
12
=

答案:

我来补答
8
13
=8÷13≈0.62;
13
5
=13÷5=2.6;
8
25
=8÷25=0.32;
7
12
=7÷12≈0.58.
 
 
展开全文阅读
剩余:2000
这些题目你会做吗?