题目内容
一堆沙,先用去它的
后,又运来34吨,这时沙的吨数是原来的
,用去多少吨沙?
| 3 |
| 10 |
| 9 |
| 8 |
34÷[
-(1-
)]×
=34÷[
-
]×
,
=34÷
×
,
=80×
,
=24(吨).
答:用去了24吨.
| 9 |
| 8 |
| 3 |
| 10 |
| 3 |
| 10 |
=34÷[
| 9 |
| 8 |
| 7 |
| 10 |
| 3 |
| 10 |
=34÷
| 17 |
| 40 |
| 3 |
| 10 |
=80×
| 3 |
| 10 |
=24(吨).
答:用去了24吨.
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