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先化简比,再求比值. (1)0.25:34 (2)110:0.01.
1个回答
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(1)0.25:
,
=
:
,
=(
×4):(
×4),
=1:3;
0.25:
,
=
:
,
=
÷
,
=
;
(2)
:0.01,
=
:
,
=(
×100):(
×100),
=10:1;
:0.01,
=
:
,
=
÷
,
=10;
3 |
4 |
=
1 |
4 |
3 |
4 |
=(
1 |
4 |
3 |
4 |
=1:3;
0.25:
3 |
4 |
=
1 |
4 |
3 |
4 |
=
1 |
4 |
3 |
4 |
=
1 |
3 |
(2)
1 |
10 |
=
1 |
10 |
1 |
100 |
=(
1 |
10 |
1 |
100 |
=10:1;
1 |
10 |
=
1 |
10 |
1 |
100 |
=
1 |
10 |
1 |
100 |
=10;
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