8到3怎么写这2张是一起的
\u6839\u636e1.8*3=2.7*2\uff0c\u5199\u51fa\u51e0\u4e2a\u4e0d\u540c\u7684\u6bd4\u4f8b\u5f0f\u8981\u6839\u636e\u8f66\u5b50\u7684\u4ef7\u4f4d\u6863\u6b21\u5224\u5b9a\u90a3\u8981\u770b\u4f60\u6709\u6ca1\u6709\u6295\u4fdd\u5212\u75d5\u9669\uff0c\u6700\u9ad83000\u5143\u9996\u5148\u8ba4\u5b9a\u8d23\u4efb\uff0c\u7136\u540e\u8fd8\u8981\u533a\u5206\u4ec0\u4e48\u6837\u6863\u6b21\u7684\u8f66\u5b50\u548c\u6295\u4fdd\u91d1\u989d\u3002
2-7/8-3/4
=2-7/8-6/8
=16/8-13/8
=3/8
=
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