题目内容
解方程或比例.
| 5.6÷(70%x)=5% | 4:
|
(1)5.6÷(70%x)=5%,
5.6÷(70%x)×0.7x=5%×0.7x,
0.035x÷0.035=5.6÷0.035,
x=160;
(2)4:
=x:
,
x=4×
,
x÷
=4×
÷
,
x=1.
5.6÷(70%x)×0.7x=5%×0.7x,
0.035x÷0.035=5.6÷0.035,
x=160;
(2)4:
| 2 |
| 3 |
| 1 |
| 6 |
| 2 |
| 3 |
| 1 |
| 6 |
| 2 |
| 3 |
| 2 |
| 3 |
| 1 |
| 6 |
| 2 |
| 3 |
x=1.
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