题目内容
(
+
)×18=______×______+______×______.
| 8 |
| 9 |
| 5 |
| 6 |
(
+
)×着8,
=
×着8+
×着8,
=4+着5,
=着9,
故答案依次为:
,着8,
,着8.
| c |
| 9 |
| 5 |
| 6 |
=
| c |
| 9 |
| 5 |
| 6 |
=4+着5,
=着9,
故答案依次为:
| c |
| 9 |
| 5 |
| 6 |
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题目内容
| 8 |
| 9 |
| 5 |
| 6 |
| c |
| 9 |
| 5 |
| 6 |
| c |
| 9 |
| 5 |
| 6 |
| c |
| 9 |
| 5 |
| 6 |