题目内容
3.5:
化成最简单的整数比是______,比值是______.
| 7 |
| 4 |
(1)3.5:
,
=
:
,
=(
×
):(
×
),
=2:1;
(2)3.5:
,
=3.5÷
,
=3.5×
,
=2;
故答案为:2:1;2.
| 7 |
| 4 |
=
| 7 |
| 2 |
| 7 |
| 4 |
=(
| 7 |
| 2 |
| 4 |
| 7 |
| 7 |
| 4 |
| 4 |
| 7 |
=2:1;
(2)3.5:
| 7 |
| 4 |
=3.5÷
| 7 |
| 4 |
=3.5×
| 4 |
| 7 |
=2;
故答案为:2:1;2.
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