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脱式计算
50.4×1.9-1.8                      
3.76×0.25+25.8
人气:405 ℃ 时间:2019-12-18 00:15:14
解答
(1)50.4×1.9-1.8,
=95.76-1.8,
=93.96;
(2)3.76×0.25+25.8,
=0.94+25.8,
=26.74.
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