题目内容
| 求比值化简比 (1)
| (2)3
| (3)
|
(1)
=
=4:1;
比值为:
=1÷0.25=4;
(2)3
:2
,
=
:
,
=(
×
):(
×
),
=3:2;
比值为:3
:2
,
=
:
,
=
÷
,
=1.5;
(3)
千米:500米;
=
千米:0.5千米;
=(
×4):(0.5×4),
=3:2;
比值为:
千米:500米;
=
千米:0.5千米;
=
÷0.5;
=1.5.
| 1 |
| 0.25 |
| 1×4 |
| 0.25×4 |
比值为:
| 1 |
| 0.25 |
(2)3
| 1 |
| 2 |
| 1 |
| 3 |
=
| 7 |
| 2 |
| 7 |
| 3 |
=(
| 7 |
| 2 |
| 6 |
| 7 |
| 7 |
| 3 |
| 6 |
| 7 |
=3:2;
比值为:3
| 1 |
| 2 |
| 1 |
| 3 |
=
| 7 |
| 2 |
| 7 |
| 3 |
=
| 7 |
| 2 |
| 7 |
| 3 |
=1.5;
(3)
| 3 |
| 4 |
=
| 3 |
| 4 |
=(
| 3 |
| 4 |
=3:2;
比值为:
| 3 |
| 4 |
=
| 3 |
| 4 |
=
| 3 |
| 4 |
=1.5.
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