题目内容
解方程
(1)0.8:x=
:0.2
(2)(
x+0.33)÷
=0.134.
(1)0.8:x=
| 4 |
| 3 |
(2)(
| 1 |
| 4 |
| 1 |
| 5 |
(1)0.8:x=
:0.2,
x=0.8×0.2,
x÷
=0.16÷
,
x=0.12;
(2)(
x+0.33)÷
=0.134,
(
x+0.33)÷
×
=0.134×
,
x+0.33-0.33=0.0268+0.33,
x÷
=0.3568÷
,
x=1.4272.
| 4 |
| 3 |
| 4 |
| 3 |
| 4 |
| 3 |
| 4 |
| 3 |
| 4 |
| 3 |
x=0.12;
(2)(
| 1 |
| 4 |
| 1 |
| 5 |
(
| 1 |
| 4 |
| 1 |
| 5 |
| 1 |
| 5 |
| 1 |
| 5 |
| 1 |
| 4 |
| 1 |
| 4 |
| 1 |
| 4 |
| 1 |
| 4 |
x=1.4272.
练习册系列答案
相关题目