问题 解答题
求比值.
1
8
1
4
3
4
:0.25.
答案

1
8
1
4

=

1
8
÷
1
4

=0.5;

3
4
:0.25,

=

3
4
÷0.25,

=

3
4
÷
1
4

=3.

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