题目内容
63×
.
| 61 |
| 62 |
63×
=(62+1)×
,
=62×
+1×
,
=61+
,
=61
.
答:这个算式的结果是61
.
| 61 |
| 62 |
=(62+1)×
| 61 |
| 62 |
=62×
| 61 |
| 62 |
| 61 |
| 62 |
=61+
| 61 |
| 62 |
=61
| 61 |
| 62 |
答:这个算式的结果是61
| 61 |
| 62 |
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题目内容
| 61 |
| 62 |
| 61 |
| 62 |
| 61 |
| 62 |
| 61 |
| 62 |
| 61 |
| 62 |
| 61 |
| 62 |
| 61 |
| 62 |
| 61 |
| 62 |