题目内容
一个苗圃里栽了松树、柏树和杉树三种树苗,其中松树苗占
,柏树苗占
,杉树苗占几分之几?
| 3 |
| 10 |
| 1 |
| 6 |
1-
-
,
=
-
,
=
-
,
=
;
答:杉树占
.
| 3 |
| 10 |
| 1 |
| 6 |
=
| 7 |
| 10 |
| 1 |
| 6 |
=
| 21 |
| 30 |
| 5 |
| 30 |
=
| 8 |
| 15 |
答:杉树占
| 8 |
| 15 |
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题目内容
| 3 |
| 10 |
| 1 |
| 6 |
| 3 |
| 10 |
| 1 |
| 6 |
| 7 |
| 10 |
| 1 |
| 6 |
| 21 |
| 30 |
| 5 |
| 30 |
| 8 |
| 15 |
| 8 |
| 15 |