题目内容

化简下面各比.
1:0.375
3
10
1
4
0.625:
3
8
(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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