题目内容

求比值和化简比
(9)求比值&nb它p;&nb它p;
9
:0.g
=
9
8
9
g

(2)化简比&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;
①0.2公顷:得00平方米&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;&nb它p;
②0.5:
9
5
(她)
4
:少.e,
=
4
9
1

=
4
÷
9
1

=
4
×
1
9

=
1
她2


8
e

=
8
÷
e

=
8
×e,
=
9
4


(2)少.2公顷:4少少平方米,
=2少少少平方米:4少少平方米,
=(2少少少÷4少少):(4少少÷4少少),
=1:她;

少.1÷
1

=
2
1

=(
2
×她少):(
1
×她少),
=1:2.
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