把下面的小数化成分数,分数化成小数(不能化成有限小数的保留两位小数).0.6 0.25&nbsp...

2025-06-28 09:30:19
推荐回答(1个)
回答1:

(1)0.6=
6
10
=
3
5


(2)0.25=
25
100
=
1
4


(3)0.045=
45
1000
=
9
200


(4)
4
5
=4÷5=0.8,

(5)
12
5
=12÷5=2.4,

(6)
7
15
=7÷15≈0.47.