题目内容
把
:
化成最简单整数比是______,它的比值是______.
| 3 |
| 5 |
| 3 |
| 20 |
(1)
:
,
=(
×
):(
×
),
=4:1;
(2)
:
,
=
÷
,
=4;
故答案为:4:1,4.
| 3 |
| 5 |
| 3 |
| 20 |
=(
| 3 |
| 5 |
| 20 |
| 3 |
| 3 |
| 20 |
| 20 |
| 3 |
=4:1;
(2)
| 3 |
| 5 |
| 3 |
| 20 |
=
| 3 |
| 5 |
| 3 |
| 20 |
=4;
故答案为:4:1,4.
练习册系列答案
相关题目