题目内容
一个数的
加上
得
,这个数是多少?
| 3 |
| 2 |
| 1 |
| 2 |
| 12 |
| 5 |
(
-
)÷
,
=
÷
,
=
×
,
=1
;
答:这个数是1
.
| 12 |
| 5 |
| 1 |
| 2 |
| 3 |
| 2 |
=
| 19 |
| 10 |
| 3 |
| 2 |
=
| 19 |
| 10 |
| 2 |
| 3 |
=1
| 4 |
| 15 |
答:这个数是1
| 4 |
| 15 |
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题目内容
| 3 |
| 2 |
| 1 |
| 2 |
| 12 |
| 5 |
| 12 |
| 5 |
| 1 |
| 2 |
| 3 |
| 2 |
| 19 |
| 10 |
| 3 |
| 2 |
| 19 |
| 10 |
| 2 |
| 3 |
| 4 |
| 15 |
| 4 |
| 15 |