题目内容
把0.9:0.09化成最简单的整数比.( )
| A.1:10 | B.10:1 | C.1:1 |
0.9:0.09,
=(0.9×100):(0.09×100),
=90:9,
=(90÷9):(9÷9),
=10:1;
故选:B.
=(0.9×100):(0.09×100),
=90:9,
=(90÷9):(9÷9),
=10:1;
故选:B.
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| A.1:10 | B.10:1 | C.1:1 |