题目内容
把
:
化成最简整数比是______,比值是______.
2 |
5 |
1 |
4 |
(1)
:
,
=(
×20):(
×20),
=8:5;
(2)
:
,
=8:5;
=8÷5,
=1.6或
;
故答案为:8:5,1.6或
.
2 |
5 |
1 |
4 |
=(
2 |
5 |
1 |
4 |
=8:5;
(2)
2 |
5 |
1 |
4 |
=8:5;
=8÷5,
=1.6或
8 |
5 |
故答案为:8:5,1.6或
8 |
5 |
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