7/11-4/5能减吗?
问题描述:
7/11-4/5能减吗?
答
能减,只不过结果是负数.
7/11-4/5
=35/55-44/55
=-9/55
7/11-4/5能减吗?
能减,只不过结果是负数.
7/11-4/5
=35/55-44/55
=-9/55