问题 解答题
化简下面各比.
1:0.375
3
10
1
4
0.625:
3
8
答案

(1)1:0.375,

=(1×1000):(0.375×100),

=1000:375,

=(1000÷125):(375÷125),

=8:3;

(2)

3
10
1
4

=(

3
10
×20):(
1
4
×20),

=6:5;

(3)0.625:

3
8

=0.625:0.375,

=625:375,

=(625÷125):(375:125),

=5:3.

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