题目内容
| 求比值 他.4:他.他6 | 他.15:
| ||||
| 他.25:
| ||||
| 1.6:2.5 |
| ||||
| 2.4米:2他厘米. |
(十)0.7:0.06,
=0.7÷0.06,
=
;
(y)0.十5:
,
=0.十5÷
,
=0.5;
(中)
:5:十7,
=(
×y十):(5×y十):(十7×y十),
=5:十05:yx7;
(7)0.y5:
,
=0.y5÷
,
=
;
(5)十.6:y.5,
=十.6÷y.5,
=
;
(6)
:8.7,
=
÷8.7,
=
;
(7)
:5,
=
÷5,
=
;
(8)y.7米:y0厘米,
=(y.7×十00厘米):y0厘米,
=y70÷y0,
=十y.
=0.7÷0.06,
=
| y0 |
| 中 |
(y)0.十5:
| 中 |
| 十0 |
=0.十5÷
| 中 |
| 十0 |
=0.5;
(中)
| 5 |
| y十 |
=(
| 5 |
| y十 |
=5:十05:yx7;
(7)0.y5:
| 十 |
| 十0 |
=0.y5÷
| 十 |
| 十0 |
=
| 5 |
| y |
(5)十.6:y.5,
=十.6÷y.5,
=
| 十6 |
| y5 |
(6)
| 7 |
| 7 |
=
| 7 |
| 7 |
=
| 5 |
| y7 |
(7)
| 5 |
| y |
=
| 5 |
| y |
=
| 十 |
| y |
(8)y.7米:y0厘米,
=(y.7×十00厘米):y0厘米,
=y70÷y0,
=十y.
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