题目内容
| x:5=0.46:4.6 |
|
(1)
:x=
:2,
x=
×2,
x÷
=
÷
,
x=3.6;
(2)x:5=0.46:4.6,
4.6x=5×0.46,
4.6x÷4.6=2.3÷4.6,
x=0.5;
(3)
=
,
111x=18×222,
111x÷111=3996÷111,
x=36.
| 3 |
| 5 |
| 1 |
| 3 |
| 1 |
| 3 |
| 3 |
| 5 |
| 1 |
| 3 |
| 1 |
| 3 |
| 6 |
| 5 |
| 1 |
| 3 |
x=3.6;
(2)x:5=0.46:4.6,
4.6x=5×0.46,
4.6x÷4.6=2.3÷4.6,
x=0.5;
(3)
| 18 |
| 111 |
| X |
| 222 |
111x=18×222,
111x÷111=3996÷111,
x=36.
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