题目内容
列式计算:
比一个数的
少
,这个数是多少?
| 5 |
| 4 |
| 7 |
| 15 |
| 1 |
| 2 |
(
+
)÷
,
=(
+
)×
,
=
×
,
=
;
答:这个数是
.
| 5 |
| 4 |
| 1 |
| 2 |
| 7 |
| 15 |
=(
| 5 |
| 4 |
| 2 |
| 4 |
| 15 |
| 7 |
=
| 7 |
| 4 |
| 15 |
| 7 |
=
| 15 |
| 4 |
答:这个数是
| 15 |
| 4 |
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题目内容
| 5 |
| 4 |
| 7 |
| 15 |
| 1 |
| 2 |
| 5 |
| 4 |
| 1 |
| 2 |
| 7 |
| 15 |
| 5 |
| 4 |
| 2 |
| 4 |
| 15 |
| 7 |
| 7 |
| 4 |
| 15 |
| 7 |
| 15 |
| 4 |
| 15 |
| 4 |