题目内容
求未知数X
| 5:x=3.25:4. |
(1)
+
x=36,
+
x-
=36-
,
x=35
,
x÷
=35
÷
,
x=71
;
(2)5:x=3.25:4,
3.25x=5×4,
3.25x÷3.25=5×4÷3.25,
x=6
;
| 1 |
| 4 |
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 4 |
| 1 |
| 2 |
| 3 |
| 4 |
| 1 |
| 2 |
| 1 |
| 2 |
| 3 |
| 4 |
| 1 |
| 2 |
x=71
| 1 |
| 2 |
(2)5:x=3.25:4,
3.25x=5×4,
3.25x÷3.25=5×4÷3.25,
x=6
| 2 |
| 13 |
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