题目内容
一堆货物,第一天和第二天各运走货物的
后,仓库还剩下30吨货物,仓库原来有货物多少吨?
| 1 |
| 3 |
30÷(1-
-
),
=30÷(
-
),
=30÷
,
=90(吨),
答:仓库原来有货物90吨.
| 1 |
| 3 |
| 1 |
| 3 |
=30÷(
| 2 |
| 3 |
| 1 |
| 3 |
=30÷
| 1 |
| 3 |
=90(吨),
答:仓库原来有货物90吨.
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