题目内容
求比值
0.8:O.6
5:
36:54
2.5时:50分.
0.8:O.6
5:
| 1 |
| 4 |
36:54
2.5时:50分.
(1)0.8:O.6,
=0.8÷0.6,
=
,
(2)5:
=5÷
=20,
(3)36:54
=36÷54
=
,
(4)2.5时:50分
=150分:50分
=150÷50
=3.
=0.8÷0.6,
=
| 4 |
| 3 |
(2)5:
| 1 |
| 4 |
=5÷
| 1 |
| 4 |
=20,
(3)36:54
=36÷54
=
| 2 |
| 3 |
(4)2.5时:50分
=150分:50分
=150÷50
=3.
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