5.74*1.8/0.2简便计算.麻烦说详细点.

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5.74*1.8/0.2简便计算.麻烦说详细点.

5.74*1.8/0.2简便计算.麻烦说详细点.
5.74*1.8/0.2简便计算.麻烦说详细点.

5.74*1.8/0.2简便计算.麻烦说详细点.
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

计算器

5.74*1.8/0.2
=5.74*9
=57.4-5.74
=51.66

5.74*1.8/0.2=5.74*1.8*5/0.2*5=5.74*9=5.74*(10-1)=57.4-5.74=51.66