问题标题:
5.74*1.8/0.2简便计算.麻烦说详细点.
问题描述:
5.74*1.8/0.2简便计算.麻烦说详细点.
吕建国回答:
5.74*1.8/0.2
=5.74*(1.8/0.2)
=5.74*9
=5.74*(10-1)
=57.4-5.74
=51.66
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5.74*1.8/0.2简便计算.麻烦说详细点.