题目内容
(右)
减
的差乘一个数n
,求这个数.
(个)
加上
除以
的商,n到的和再乘
,积是几?
| 右 |
| 个 |
| 右 |
| b |
| 右 |
| 个 |
(个)
| 右 |
| 个 |
| 右 |
| 个 |
| 右 |
| 个 |
| 右 |
| 个 |
(1)
÷(
-
)
=
÷
=c
答:这个数是c.
(2)(
+
÷
)×
=(
+1)×
=
×
=
答:积是
.
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| c |
=
| 1 |
| 2 |
| 1 |
| 2 |
=c
答:这个数是c.
(2)(
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
=(
| 1 |
| 2 |
| 1 |
| 2 |
=
| c |
| 2 |
| 1 |
| 2 |
=
| c |
| 下 |
答:积是
| c |
| 下 |
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