题目内容
求未知数X.
x+
=
.
32:4.8=
:X.
| 2 |
| 3 |
| 1 |
| 3 |
| 4 |
| 5 |
32:4.8=
| 1 |
| 5 |
(1)
x+
=
,
x+
-
=
-
,
x×
=
×
,
x=
;
(2)32:4.8=
:x,
32x=4.8×
,
32x÷32=0.96÷32,
x=0.03.
| 2 |
| 3 |
| 1 |
| 3 |
| 4 |
| 5 |
| 2 |
| 3 |
| 1 |
| 3 |
| 1 |
| 3 |
| 4 |
| 5 |
| 1 |
| 3 |
| 2 |
| 3 |
| 3 |
| 2 |
| 7 |
| 15 |
| 3 |
| 2 |
x=
| 7 |
| 10 |
(2)32:4.8=
| 1 |
| 5 |
32x=4.8×
| 1 |
| 5 |
32x÷32=0.96÷32,
x=0.03.
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