题目内容
0.25:0.45的比值是______,化成最简单的整数比是______.
(1)0.25:0.45,
=0.25÷0.45,
=
;
(2)0.25:0.45,
=(0.25×20):(0.45×20),
=5:9.
故答案为:
,5:9.
=0.25÷0.45,
=
| 5 |
| 9 |
(2)0.25:0.45,
=(0.25×20):(0.45×20),
=5:9.
故答案为:
| 5 |
| 9 |
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