题目内容
求未知数x.
:x=0.32:4.8
x-
x=
.
| 1 |
| 5 |
| 3 |
| 4 |
| 1 |
| 4 |
| 1 |
| 3 |
(1)
:x=0.32:4.8,
0.32x=
×4.8,
0.32x=0.96,
0.32x÷0.32=0.96÷0.32,
x=3;
(2)
x-
x=
,
x=
,
x×2=
×2,
x=
.
| 1 |
| 5 |
0.32x=
| 1 |
| 5 |
0.32x=0.96,
0.32x÷0.32=0.96÷0.32,
x=3;
(2)
| 3 |
| 4 |
| 1 |
| 4 |
| 1 |
| 3 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 2 |
| 1 |
| 3 |
x=
| 2 |
| 3 |
练习册系列答案
相关题目