题目内容
火眼金睛辨对错．
50.4×1.9-1.8
=50.4×0.1
=5.04
3.76×0.25+25.8
=0.094+25.8
=25.894．
50.4×1.9-1.8
=50.4×0.1
=5.04
3.76×0.25+25.8
=0.094+25.8
=25.894．
（1）错误；
50.4×1.9-1.8
=95.76-1.8
=93.96；
（2）错误；
3.76×0.25+25.8
=0.94+25.8
=26.74．
50.4×1.9-1.8
=95.76-1.8
=93.96；
（2）错误；
3.76×0.25+25.8
=0.94+25.8
=26.74．
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