题目内容
化简比.
| 0.54:2.7 | 0.13米:91厘米. |
0.54:2.7,
=(0.54×100):(2.7×100),
=54:270,
=(54÷54):(270÷54),
=1:5;
0.13米:91厘米,
=13厘米:91厘米,
=13:91,
=(13÷13):(91÷13),
=1:7.
=(0.54×100):(2.7×100),
=54:270,
=(54÷54):(270÷54),
=1:5;
0.13米:91厘米,
=13厘米:91厘米,
=13:91,
=(13÷13):(91÷13),
=1:7.
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