解方程
|
| X-80%X=1.6. |
| 5 |
| 8 |
| 3 |
| 8 |
| 5 |
| 8 |
| 3 |
| 8 |
| 3 |
| 8 |
| 3 |
| 8 |
| 5 |
| 8 |
| 5 |
| 8 |
| 8 |
| 5 |
| 8 |
| 5 |
X=
| 8 |
| 5 |
(2)
| 1 |
| 2 |
| 1 |
| 3 |
| 5 |
| 7 |
(
| 1 |
| 2 |
| 1 |
| 3 |
| 5 |
| 7 |
| 5 |
| 6 |
| 5 |
| 7 |
| 5 |
| 6 |
| 6 |
| 5 |
| 5 |
| 7 |
| 6 |
| 5 |
X=
| 6 |
| 7 |
(3)X-80%X=1.6
(1-80%)X=1.6
0.2X=1.6,
0.2X÷0.2=1.6÷0.2,
X=8.
编辑:chaxungu时间:2026-04-27 13:38:09分类:小学数学题库
解方程
|
| X-80%X=1.6. |
| 5 |
| 8 |
| 3 |
| 8 |
| 5 |
| 8 |
| 3 |
| 8 |
| 3 |
| 8 |
| 3 |
| 8 |
| 5 |
| 8 |
| 5 |
| 8 |
| 8 |
| 5 |
| 8 |
| 5 |
| 8 |
| 5 |
| 1 |
| 2 |
| 1 |
| 3 |
| 5 |
| 7 |
| 1 |
| 2 |
| 1 |
| 3 |
| 5 |
| 7 |
| 5 |
| 6 |
| 5 |
| 7 |
| 5 |
| 6 |
| 6 |
| 5 |
| 5 |
| 7 |
| 6 |
| 5 |
| 6 |
| 7 |